a. Trig water from the bottom of the reservoir - 5. Pathogens and aquatic diseases
B. acid drainage from an abandoned coal mine -4. Toxic chemical products
c. medical waste from a hospital dumped at an illegal site
d. herbicide from a football field
e. clay soil of alnd care for building houses - 2. sediment
f. phosphorus-rich fertilizer from farmland - 3. thermal pollution
g. nitrogen-rich grass clippings from a cut city - 1. nutrient pollution
What pollution?Pollution means the introduction by man, directly or indirectly, of substances or energy into the environment, causing a negative effect on its balance, thus causing damage to human health, living beings and ecosystems.
Why is pollution bad?Among the main causes of death due to air pollution, we can highlight strokes, heart diseases and respiratory diseases. Furthermore, published data show a close relationship between air pollution and deaths from lung cancer.
Learn more about pollution in brainly.com/question/23857736
#SPJ1
Both plant and animal cells contain mitochondria. Based on the function of mitochondria, which types of plant and animal cells would have a large number of mitochondria?.
Muscle cells, which are responsible for animal movement, are the atoms with the most mitochondria.
What feature of mitochondria is most significant?And mitochondria, which serve as the cells' batteries, are responsible for almost 90% of the energy produced in your muscles and liver. Mitochondria perform a crucial function in your blood, liver, muscles, and brain—organs that require a lot of energy. 25% of liver, 40% of heart muscle, and 40percent of all other cells include mitochondria.
What happens if the mitochondria don't work properly?Damaged mitochondria are the root cause of the cells' lack of energy. The cells' buildup of surplus oxygen and fuel atoms damages them. Symptoms of various mitochondrial diseases can vary. Depending on the locations and numbers of damaged mitochondria.
To know more about Mitochondria visit:
https://brainly.com/question/10688306
#SPJ4
What is the value for q for forming all of the bonds in ch3cooh from separated atoms?.
The value for q for forming all of the bonds in CH₃COOH from separated atoms is -3156 kJ.
What are bonds?Bonds are defined as the creation of a chemical compound through the creation of a chemical link between two or more atoms, molecules, or ions. bonds are formed when atoms strive to achieve the most stable (lowest-energy) possible state.
CH₃COOH has 3 C-H bond,1 C-C bond, 1 C=O bond 1 C- O bond and 1 O - H bond.
Bond energy is
C-H bond = 413 kJ/ mole
C-C bond = 346 kJ/ mole
O-H bond = 463 kJ/ mole
C=O bond = 799 kJ/ mole
C-O bond = 358 kJ/ mole
q = - ( 413 x 3 + 346 + 463 + 799 + 358 )
q = - 3205 kJ/ mole
q = -3156 kJ/ mole for 1 mole
Thus, the value for q for forming all of the bonds in CH₃COOH from separated atoms is -3156 kJ.
To learn more about bonds, refer to the link below:
https://brainly.com/question/10777799
#SPJ1
the property of an antimicrobial agent to be highly toxic against its target microbe while being far less toxic to the cells of the host organism is called
Property of an antimicrobial agent to be highly toxic against its target microbe while being far less toxic to the cells of the host organism is called selective toxicity .
Selective toxicity is the ability of drug to be harmful for microorganism but not on body cells of humans. The main function of antimicrobial agents is to kill the microorganisms without damaging the host cells.
Antimicrobial agents ideally should be nontoxic at all dose levels and should not be metabolized to toxic intermediates.
To learn more about Selective toxicity , here
brainly.com/question/13142849
#SPJ4
I NEED HELP ASAP
A group of students thinks that boiling water is an example of a
chemical change. Are they correct? Write a response in complete
sentences.
3)
Be sure to answer these questions in your response:
• What evidence is leading them to think that boiling water
is a chemical change?
• Is water boiling a chemical change or a physical change?
• Provide evidence to support the correct answer.
Answer: Water that has been heated to the point of boiling has undergone a physical change because nothing else about the water has altered. The water's bubbles and steam are the only physical signs that they can find, and since steam is simply water that has evaporated, it is still water. A chemical change occurs when a material transforms into a different one, such as when sugar is heated and turns into caramel. Boiling water causes a physical change.
What is the structure of hydrophobic hairs or ridges on the body that allow insects to carry water in aquatic habitats?.
Plastrons are hydrophobic hairs or ridges on the body of an insect.
It is a special array of rigid, closely-spaced hydrophobic hairs/water-repellent (also called setae) that create an airspace next to the body. This pile of small hairs covers much of the cuticle and prevents the air film from collapsing. Also known as gill, it consists of a stationary layer of air held in place on the body surface by millions of tiny hairs that support a permanent air–water interface, so that the insect never has to renew the gas at the water's surface. Many water-walking insects possess hydrophobic hairs.
To learn more about insects visit the link - https://brainly.com/question/11073037
#SPJ4
describe the structure and function of capillaries, sinusoids, and capillary beds. explain the structural basis of capillary permeability.
Capillaries are the smallest blood vessels in the body, connecting the smallest arteries to the smallest blood vessels. These capillaries are only two layers of cells thick, their function is to play a central role in circulation, delivering oxygen in the blood to the tissues, and taking carbon dioxide for elimination.
Sinusoidal capillaries are a type of capillary that has large pores between its endothelial cells. The diameter of the pores is about 30-40 micrometers. This type of capillary can be passed by red blood cells, white blood cells, and various types of proteins.
The capillary bed is a network of tiny blood vessels that allow the exchange of gases, water, and nutrients. Capillary beds are often located in metabolic organs, such as the lungs, kidneys, or brain, for exchanging vital materials and removing wastes.
Capillary permeability is the ability of capillary walls to allow the selective flow of substances and cells into and out of vessels. Small molecules such as ions and nutrients can pass through the capillary walls.
Learn more about the structure and function of capillaries here https://brainly.com/question/64497
#SPJ4
Journal Activity Active
Prompt
A family member wants to get into better shape. Choose an individual sport and explain how the family member's health
can benefit by participating in the sport three times a week. What factors of the sport make it an enjoyable way to reach
fitness goals?
<< Read Less
body p
3-3-
BIUS
X₂ x
T
Track may be a fantastic individual sport that promotes calorie burning and endurance building. you'll improve your mental health by playing track. Track is enjoyable due to the competition as well as the social component and making new friends.
Consistent aerobic activity, like brisk walking, for a minimum of 30 minutes most days of the week is one of the greatest strategies to shed body fat. Some people might need more exercise than recommended to scale back their weight and keep it off. Any additional movement aids in calorie burning.
What about sports?A solo or group endeavor that involves the testing of one's physical limits and regularly takes the shape of a competitive game like football, tennis, etc.A person's activity that focuses primarily on physical effort and ability, with aspects of competition or social interaction is usually recognized as a sport.The rules and behavioral patterns regulating the activity are formally established through organizations.Any competitive physical activity or game that tries to utilize, maintain, or enhance physical aptitude and skills while bringing enjoyment to players and, in certain situations, amusement to spectators is mentioned as sport.The physical health of participants in sports are often improved by informal or formal engagement. Sports are frequently compared to games, fun, jokes, and play.All of those terms refer to "activity or speech that gives entertainment or arouses laughing," but sport specifically refers to the inciting of laughter at the expense of another person.One learns the following through sports: Teamwork is the act of working together as a group without regard to individual interests in order to achieve a shared objective.Leadership abilities: Guide various individuals from varied backgrounds toward a shared purpose or aim.A good leader inspires others to take on leadership roles.Learn more about sports here:
https://brainly.com/question/1744272
#SPJ13
A tree collects energy from the sun, carbon dioxide from the air, and nutrients and water from the soil. The tree also outputs oxygen and water. What type of system is this?.
Type of system where a tree collects energy from the sun, carbon dioxide from the air, and nutrients and water from the soil also outputs oxygen and water is called by photosynthesis.
What is photosynthesis ?
Photosynthesis is a process of making food by plants, moreover the plants which have chlorophyll by utilizing the support of the sunlight.
How is the process of photosynthesis ?
Photosynthesis includes a process when the chlorophyll present i the leaves captures sunlight , it is used to convert carbon dioxide and water into oxygen, hydrogen (water), and glucose which this glucose can be reused by the plant itself or stored in the fruit.
In, conclusion the process which a tree collects energy from the sun, carbon dioxide from the air, and nutrients an water from the soil also outputs oxygen and water is called by photosynthesis.
Learn more about photosynthesis here (https://brainly.com/question/29362121?answeringSource=feedPublic%2FhomePage%2F4)
#SPJ1
If a mutant plant was produced in a research lab that had a cuticle covering the epidermis of the root and none covering the stem
epidermis, how successful do you think the plant would be? Why?
The plant wouldn't be able to survive because the presence of the cuticle layer on the root epidermis prevents the absorption of water while the absence of the cuticle above the stem epidermis will result in excess loss of water.
What is the cuticle layer?The plant cuticle is a protective film that covers the outermost layer of the skin on leaves, young shoots, and other above-ground plant organs that do not have an integument. This film is composed of wax-impregnated lipids and hydrocarbon polymers and is only synthesized.
The cuticle is the waxy layer that forms on the epidermis of stems and leaves. This layer controls water loss in plants. The presence of a waxy cuticle in the roots prevents the uptake of water and salt from the soil, so there is no cuticle in the roots.
It is found on the surface of leaves, fruits, flowers, and non-lignified stems of higher plants. Protects plants from drought, temperature extremes, UV rays, chemical attacks, mechanical damage, and infection from pathogens/pests.
To know more about plant cuticles, visit:
https://brainly.com/question/28578072
#SPJ13
What disorder results when human body cells lose the ability to respond to internal regulatory signals that control cell growth?.
In cancer, human body cells lose the ability to respond to internal regulatory signals that control cell growth.
A set of illnesses known as cancer involve abnormal cell proliferation and have the ability to invade or spread to different bodily regions. In contrast to this, benign tumors do not spread. A lump, unusual bleeding, a persistent cough, unexplained weight loss, and a change in bowel habits are all potential warning signs and symptoms. These signs of cancer may be present, but there may be other causes as well. Humans are susceptible to over 100 different malignancies.
To know more about, cancer, click here,
brainly.com/question/26059802
#SPJ4
what is a cleavage furrow?what is a cleavage furrow?the metaphase plate where chromosomes attach to the spindlethe separation of divided prokaryotesa groove in the plasma membrane between daughter nucleithe space that is created between two chromatids during anaphasea ring of vesicles forming a cell plate
The cleavage furrow is a groove in the plasma membrane between daughter nuclei. (Option c)
After fertilization, cleavage, a series of mitotic divisions in which the enormous cytoplasm of the egg is divided into numerous smaller, nucleated cells, is the process by which a multicellular organism develops.
A cell's surface indentation known as a cleavage furrow appears as the cell prepares to divide. It signals the beginning of the cell "pinching" its cytoplasm and cell membrane in the middle. At some point, the cell will completely split in two, resulting in the formation of two daughter cells.
Typically, this process begins during anaphase, when a contractile cleavage furrow forms in the middle of the cell and eventually divides it in half.
Know more about cleavage furrow here: https://brainly.com/question/561890
#SPJ4
(Complete question)
What is a cleavage furrow?
a. A ring of vesicles forming a cell plate
b. The separation of divided prokaryotes
c. A groove in the plasma membrane between daughter nuclei
d. The metaphase plate where chromosomes attach to the spindle
e. The space that is created between two chromatids during anaphase
Which part of the dna model is most directly associated with the coding of genetic information.
A gene's coding area, commonly referred to as the coding sequence (CDS), is the section of the gene's DNA or RNA that codes for proteins.
What is the molecule that codes for genetic information?The genetic code of an organism is encoded in a molecule called deoxyribonucleic acid (DNA). In other words, the information needed to create and maintain an organism is all included in the DNA.
A protein, rRNA, or tRNA molecule is encoded by a DNA sequence known as a gene (gene product). The genetic code controls how mRNA's nucleotides designate the amino acids that go into a polypeptide.
Due to the fact that the nontemplate strand's sequence will match that of the new RNA molecule, it is known as the coding strand.
learn more about deoxyribonucleic acid refer
https://brainly.com/question/2131506
#SPJ4
the combining form for the gland instrumental in the development of t cells is: group of answer choices thym/o. splen/o. tonsil/o. thyr/o.
The combination of glands that play a role in the development of t cells are: thym/o.
Thym/o or thymus is a gland located in the chest chamber between the lungs. Thymus plays a major role in the lymphatic system of the body.
Thymus produces a variety of hormones, including the hormone Thymosin. This hormone acts to create T cells in the body. In thymus, T cell undergo a final maturation.
T cells, also known as T lymphocytes, are a type of white blood cell in our immune system. T Lymphocytes can distinguish pathogens based on their ability to evolve over time.
Learn out more on the T Lymphocytes at:
https://brainly.com/question/9095567?referrer=searchResults
#SPJ4
write the balanced equation for cellular respiration. Explain
how the reactionts get to and into the cells in your
liver and what happens to the materials produced
Oxygen + Water + Glucose (sugar) + Carbon Dioxide CO2 + H2O C6H12O6 + 6O2 Cellular respiration, also known as aerobic respiration, is a sequence of chemical processes that start with the reactants of sugar and oxygen and end with the waste products of carbon dioxide and water.
What substances are created following the process of cellular respiration?Carbon dioxide and water are the end products of cellular respiration. From your mitochondria, carbon dioxide is transferred out of your cell, to your red blood cells, and then back to your lungs to be expelled. In the process, ATP is produced.
During cellular respiration, ATP is created by the reaction between glucose and oxygen. As a result, carbon dioxide and water are discharged. The Krebs cycle, oxidative phosphorylation, and glycolysis—an anaerobic process—are the three steps of aerobic cellular respiration.
While glycolysis can take place in anaerobic environments, the TCA cycle and oxidative phosphorylation require oxygen.
Learn more about cellular respiration refer
https://brainly.com/question/14158795
#SPJ13
First Answer Get Brainliest
What are the Independent, Dependent, and Controlled Variables?
I am observing the different stages of cell division by observing the tip of an onion root under a microscope and the time spent in each cycle.
During its completed cell division cycle, the onion root cell will have spent 68% in Interphase, 16% in Prophase, 6% in Metaphase, 4% in Anaphase, 4% in Telophase, and 2% in Cytokinesis.
What are the independent, dependent, and controlled variables of the onion roots cell division?
For more info my lab report is attached
Explanation:
Title: Onion Root Tip Under MicroscopeObjective(s): Observe all stages of mitosis and the cell cycleHypothesis: The interphase stage will be more likely to be spotted than the other stagesbecause it is the longest stage.Variables:Independent: different slices of onion root tipDependent: stage of mitosisControlled: microscope and onion root
if the haploid number is 7, how many chromosomes are in the gametes of the most modern form of wheat, bread wheat (triticum aestivum)?
The most recent variety of wheat, bread wheat (triticum aestivum), has 21 chromosomes in its gametes.
One or two chromosomes are present in a haploid cell?When N = 23, or the haploid number of chromosomes, is used, we say that 2N = 46 chromosomes make up the human genome. Aneuploid cells are those that lack or have extra chromosomes, whereas euploid cells have entire sets of chromosomes.
The fundamental chromosomal number of wheat, Triticum, is n = 7, and the hexaploid species, Triticum aestivum, has 6n = 42. The organism's haploid chromosome number is the one found in its gametes, which have half as many chromosomes as somatic cells.
To know more about chromosomes visit:-
https://brainly.com/question/1596925
#SPJ4
after a brief period of intense exercise, the activity of muscle pyruvate dehydrogenase is greatly increased. this increased activity is most likely due to
Decreased ADP is the most likely reason for the increased activity.
What is ADP?
ADP, adenosine diphosphate or also known as adenosine pyrophosphate (APP) is an organic compound in metabolism. Adenosine diphosphate is what helps release and store energy within an organism. It captures energy from other cell processes by their oxidation fuels.
Adenosine diphosphate contains two phosphate groups only. Which is why its named adenosine diphosphate.
Adenosine diphosphate is a lower form of energy.
Adenosine diphosphate is produced on hydrolysis of adenosine triphosphate, adenosine diphosphate and inorganic phosphate bonds. It occurs basically when adenosine triphosphate loses one phosphate group. ADP then turns to ATP by addition of a single phosphate group.
Therefore, decreased ADP is the most likely reason for the increased activity.
Learn more about adenosine diphosphate here: https://brainly.com/question/28431482
#SPJ4
HELP 5 MINS OF TEST TIME HEEEELLLPPP
In three to four sentences explain both the positive and negative effects of mutations.
The beneficial mutations help an organism to adapt better in the changing environment. It may also help an organism to reproduce more effectively resulting in an increase in the population in the coming time. The negative effect of mutation is that it may cause serious genetic disorders or even cancer.
Mutation is some change in the sequence of DNA. The change may be in the form of deletion, addition, reversion, duplication, etc. Mutations are generally harmful for an organism. There are also some mutations that do not show any observable character. Such mutations are called silent mutations.
Genetic disorders are the diseases caused due to change in the normal sequence of DNA. Such diseases may be due to mutations or due to unequal distribution of chromosomes during cell division.
To know more about genetic disorders, here
brainly.com/question/23583076
#SPJ1
Which type of heat
islands have higher
surface temperatures
in urban areas
compared to rural
areas?
A. Boundary
B. Surface
C. Canopy
D. Rural
Surface type of heat island have higher surface temperatures in urban areas compared to rural areas.
What is urban areas?Urbanized areas known as heat islands have greater temperatures than nearby rural areas. More than natural landscapes like trees and water bodies, structures like buildings, roads, and other infrastructure reflect and absorb solar heat.
Urban regions, where these constructions are heavily concentrated and there is little foliage, experience "islands" of hotter weather than rural areas.
Daytime highs in metropolitan regions are often 1–7°F higher than those in rural areas, while nighttime highs are typically 2–5°F higher.
Therefore, Surface type of heat island have higher surface temperatures in urban areas compared to rural areas.
To learn more about urban areas, refer to the link:
https://brainly.com/question/4028801
#SPJ1
Spartina is a plant that grows in salt marshes. It stores salt in its roots, making the root have a higher salt concentration than the water around them. What is most likely to occur in response to this concentration of salt in the roots?
The most likely thing to occur in response to this concentration of salt in the roots is that the water moves into the roots.
What is Osmosis?This is defined as the process in which solute molecules move from a region of lower concentration to a region of higher concentration through a selective permeable membrane.
Since we were told that the root has a higher concentration, then the water will move from the soil to the roots of the plants thereby making the soil drier than before and is therefore the reason why it was chosen as the correct choice.
Read more about Osmosis here https://brainly.com/question/2625460
#SPJ1
What is the difference between inorganic and organic compounds?
A.
Organic compounds are produced naturally and inorganic compounds are human-made.
B.
Organic compounds contain ionic bonds and inorganic compounds contain covalent bonds.
C.
Organic compounds contain carbon-hydrogen bonds and inorganic compounds do not.
D.
Organic compounds are beneficial to the environment and inorganic compounds are not.
Answer:
A.
Explanation:
Organic compounds are something that is produced naturally and found in natural areas.
Inorganic compounds are made by humans and can not be found again naturally.
How does the nature of the bonding in ionic compounds contribute to their high melting points and brittle crystalline structure?.
Ionic compounds tend to have high melting and boiling points, because the attraction between ions in the lattice is very strong.
Ionic compounds are those compounds that are formed by the complete electron transfer between two atoms to form a strong ionic bond. Ionic compounds have high points of melting and boiling and appear to be strong and brittle.
The ionic atom that gain or lose electrons, resulting in a net positive or negative charge. Metals tend to lose electrons, so they have a net positive charge and become cations. Non-metals tend to gain electrons, creating a net negative charge of anions.
To learn more about Ionic compounds , here
brainly.com/question/9167977
#SPJ4
suppose a cell has a mutation that prevents helicase from being made. how might this affect dna replication?
The replication process would not be possible without helicases.
What would transpire in the event that someone had a mutation that prevented them from producing helicase?Mutations that prevent helicase function have been associated with cancer and a number of genetic disorders, including xeroderma pigmentosum and Werner syndrome, which cause premature aging.
The hydrogen bonds that bind the two DNA strands together into a double helix are broken by helicases, an enzyme. The single-stranded DNA fragments that are exposed by this break will serve as the template for DNA replication. As a result, replication would not proceed if helicases were absent.
DNA helicases are necessary for DNA replication because they divide double-stranded DNA into single strands, enabling the replication of each strand individually.
To know more about replication process visit:
https://brainly.com/question/15113844
#SPJ4
During the most recent glacial period, glaciers slowly moved across the region now known as the northern United States, carving up and deepening ancient valleys. When the glacial period ended, what most likely happened to these deep valleys?
A.
They became lakes.
B.
They were filled with molten lava.
C.
They formed cliffs.
D.
They became mountain ranges.
The glacial period ended They became lakes most likely happened to these deep valleys.
When was the glacial period?Between 120,000 and 11,500 years ago, the most last glacial period took place. The Holocene, an interglacial period since then, is now taking place on Earth. Compared to interglacial eras, glacial periods are often colder, dustier, and drier.
How many glacial periods were there?Over the course of Earth's history, there have been at least five significant ice ages, the most recent of which began around 3 million years ago and is still going on today (yes, we are living in an ice age!). The warm interglacial we are seeing now started roughly 11,000 years ago.
To know more about Glacial period visit:
https://brainly.com/question/6582356
#SPJ1
As of 2014, __________ is the largest contributor of total u. S. Greenhouse gas emissions.
Answer:
electricity sector
Explanation:
good night mate
identify the important processes facilitated by chromosomal sequences in their roles at the molecular level.
For chromosome mobility to be facilitated, the chromosomes must compress during mitosis.
Chromosomes must compact in order for DNA to be able to replicate inside the nucleus.
Colchicine is a substance that is used to freeze the cells during the mitotic process in order to block or inhibit the movement of the chromosomes. Additionally, the faithful replication or transmission of the genome to those daughter cells depends on this mechanism. Cells divide during the interphase, however cell condensation is discovered to be taking place during the prophase. Chromosomes are permitted to travel prior to the mitotic process, and during this time, entanglements and breaks were also seen.
To know more about chromosomes , visit:
https://brainly.com/question/1596925
#SPJ4
How would removing the operator region from the e. Coli tryptophan operon affect transcription of the trp genes?.
The transcription of the trp genes would still occur even if tryptophan were abundant when the operator region of the E. coli tryptophan operon is removed. By eliminating the operator, transcriptional regulation would be unhindered, and the operon would express under all circumstances.
The E. coli trp operon contains five significant structural genes that code for each of the seven protein functional domains required for the biosynthesis of tryptophan from the common aromatic precursor, chorismate. The trp operon's transcription is tightly controlled. The tryptophan-activated trp repressor controls the initiation of transcription at the trp promoter. The promoter region contains a number of operator sites where the repressor can bind. In response to the buildup of uncharged tRNATrp, transcription attenuation also controls the transcription of the structural genes of the trp operon. This uncharged tRNA can build up and cause ribosomal stalling when the leader peptide coding region is attempted to be translated. As a result, an RNA antiterminator structure that blocks the production of the RNA terminator structure is created. The polymerase is able to continue transcription into the operon's structural genes since the terminator structure is absent. When the cell has enough charged tRNATrp, the ribosome completes the leader peptide synthesis by translating the leader peptide coding region, which enables the formation of the RNA terminator structure and the termination of transcription.
Learn more about 'E. coli tryptophan operon' here:
https://brainly.com/question/10099553
#SPJ4
What is Taiga...?
Helpp :(
Answer:
Taiga, generally referred to in North America as a boreal forest or snow forest, is a biome characterized by coniferous forests consisting mostly of pines, spruces, and larches. The taiga or boreal forest has been called the world's largest land biome.
Explanation have great day
Hello..!
¿What is Taiga?
It is one that has a vegetation typical of the continentally cold climate zone, and is composed of large forests and bushes.
you collect an aquatic organism with jointed appendages, a hard exoskeleton, and antennae. this is part of which animal group?
Arthropods are aquatic creatures that have antennae, rigid exoskeletons, and jointed appendages.
Arthropods are invertebrate animals with segmented bodies, paired jointed legs, and an exoskeleton. The phylum Arthropoda is made up of arthropods. They differ from other organisms due to their jointed limbs and chitin-based cuticle, which is usually calcified with calcium carbonate. The arthropod's body is divided into segments, each of which has two appendages. Arthropods have an external skeleton and are bilaterally symmetrical. They must go through many stages of moulting, a process through which they lose their exoskeleton to reveal a new one, in order to continue growing. Certain species possess wings. They are a very varied group, with up to 10 million different species.
The inside organs of an arthropod are housed in the haemocoel, which is the internal cavity through which the haemolymph, which functions like blood, circulates. Arthropods' internal organs are typically constructed of repetitive segments, just like their exteriors. They have a "ladder-like" neural system, with paired ventral nerve cords passing through each section to produce paired ganglia. Their brains, which surround the oesophagus and are generated by the fusion of the ganglia of these segments, are formed by the merging of the different numbers of segments that make up their heads. Arthropods have different respiratory and excretory systems, which vary based on their habitat and subphylum.
Learn more about 'arthropoda' here:
https://brainly.com/question/14184371
#SPJ4
1. How are protists beneficial to other organisms?
A. They attack plants.
B. They provide food.
C. They produce water.
D. They reproduce quickly.
