Answer:
A
Explanation:
:)
Edge biology
A student completed a lab report. Which correctly describes the difference between the “Question” and “Hypothesis” sections of her report?
A: “Question” states what she is asking, and “Hypothesis” states the result of her experiment.
B:“Question” states what she is asking, and “Hypothesis” states what she thinks the answer to that question is in “if . . . then . . . because” format.
C: “Question” describes what she is trying to find out, and "Hypothesis" states the procedures and methods of data collection.
D: “Question” describes what she is trying to find out, and “Hypothesis” states any additional information or prior knowledge about the question.
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According to the scientific methodology, researchers must make themselves a question and then propose a hypothesis. B:“Question” states what she is asking, and “Hypothesis” states what she thinks the answer to that question is in “if . . . then . . . because” format.
What are the question and the hypothesis?
When following the scientific methodology researchers must formulate a question and a hypothesis.
The question is what the researcher wants to know. It is triggered when making an observation for which there is no explication yet. The researcher wants to know what is causing a certain event and how or why it is occurring.
A hypothesis is a scientific conjecture, not verified, that requires corroboration. It is a possibility, not a fact. It is a claim of how it works a relationship between two or more variables.
The researcher hypothesizes to predict what is going on or what is expected to occur.
Option B:“Question” states what she is asking, and “Hypothesis” states what she thinks the answer to that question is in “if . . . then . . . because” format.
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outline how 14C in carbon dioxide gas becomes incorporated into the sucrose molecules that are translocated in the phloem
The incorporation of 14C from carbon dioxide into sucrose and its translocation through the phloem is an important process that helps to fuel growth and metabolism in plants.
Here is an outline of how 14C in carbon dioxide gas becomes incorporated into the sucrose molecules that are translocated in the phloem; Carbon dioxide is taken in by the leaves of the plant through small openings called stomata.
The CO₂ is fixed into organic molecules by the process of photosynthesis, which involves the conversion of CO₂ and water into glucose and oxygen.
The glucose molecules are converted into sucrose through a series of enzymatic reactions that take place in the cytoplasm of the leaf cells.
The sucrose is transported from the leaf cells into the phloem tissue, which is responsible for the translocation of organic molecules throughout the plant.
The 14C that was incorporated into the sucrose during photosynthesis is transported along with the sucrose through the phloem tissue.
As the plant uses the sucrose, the 14C is released and incorporated into other organic molecules in the plant's tissues.
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Please help
A. The rate of emigration equals the death rate
B. The birth and death rates are equivalent.
C. There will be more food available then the population can consume.
D. The population sizes of the organism and it's predator are equaled.
Answer:
Explanation:
The answer is a
What is generally TRUE about using tool mark evidence to solve a crime?
OA tool that is newer is more likely to have individual characteristics than an older tool.
O Some tools have striations that are used to identify them and the marks they make.
O Tool marks are almost always linked to a particular weapon or suspect in a crime.
O Investigators use IBIS to find out what type of tool was used in a crime.
Question 4
Out of the alternatives given, the articulation that's for the most part true about using tool mark evidence to solve a crime is: " Some tools have striations that are used to identify them and the marks they make". Option B
How is tool mark used as evidence to solve a crime?Tool mark evidence can be exceptionally valuable in fathoming wrongdoings, but it is imperative to get it its limitations. Each apparatus has interesting characteristics, such as shape, estimate, and surface surface, which can take off particular marks on surfaces they come into contact with. A few devices may too have striations, which are tiny scratches or grooves cleared out by the device because it is utilized. These striations can be utilized to distinguish the apparatus that made the stamp and possibly connect it to a specific suspect or weapon.
In any case, it isn't continuously conceivable to authoritatively connect a apparatus stamp to a specific apparatus or suspect. Device marks can be changed or clouded by a assortment of components, such as the sort of surface the stamp was made on or the sum of constrain utilized. Furthermore, whereas instruments may have one of a kind characteristics, these characteristics may not be show on each apparatus of a specific sort, and a few instruments may be intentioned modified or adjusted to darken their distinguishing highlights.
Investigators may utilize IBIS (Integrated Ballistics Identification System) to analyze apparatus marks and compare them to a database of known apparatus marks, but this innovation isn't trustworthy and requires cautious elucidation by prepared examiners
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Glands are, in general, a structure of specialized cells that synthesize a product that is exported from the cells to another area in the body to perform a specific function.
True or False
Answer:
True
Explanation:
There are two types: endocrine glands and exocrine glands.
Endocrine: release hormones in the bloodstream
Exocrine: sweat glands and lymph nodes
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In complete dominance, the dominant allele hides the expression of the recessive allele when they are together in a heterozygous individual. Cross 1: Griffin parents are heterozygous Bb. Cross 2: 100% of the dragon offspring are red.
To answer these questions, we will assume complete dominance.
What is complete dominance?
When the dominant allele completely masks the recessive allele, we talk about complete dominance.
This is the case of heterozygous individuals carry both alleles but only express the dominant trait. The dominant allele is hiding the expression of the recessive allele.
Cross 1:
Black is dominant and coded by B alleleSilver is recessive and coded by b alleleIf two black birds have a silver offspring, then both parents must be heterozygous.Parentals) Bb x Bb
Gametes) B b B b
Punnett square) B b
B BB Bb
b Bb bb
F1) Genotype
25% = 1/4 of the progeny is expected to be homozygous dominant BB
50% = 2/4 of the progeny is expected to be heterozygous, Bb
25% = 1/4 of the progeny is expected to be homozygous recessive, bb
Phenotype
75% = 3/4 of the progeny is expected to be black (1/4 BB + 2/4 Bb)
25% = 1/4 of the progeny is expected to be silver (bb)
⇒ Griffin parents are heterozygous Bb. Both of them transmitted the recessive allele to the progeny, and the new genotype is homozygous recessive, bb. This is how a silver offspring was produced from two black parents.
Cross 2:
Red is dominant over other color.R codes for redr codes for another colorParentals) RR x Rr
Gametes) R R R r
Punnett square) R R
R RR RR
r Rr Rr
F1) Genotype
50% = 2/4 of the progeny is expected to be homozygous dominant RR
50% = 2/4 of the progeny is expected to be heterozygous, Rr
Phenotype
100% = 4/4 of the progeny is expected to be red (2/4 RR + 2/4 Rr)
⇒ 100% of the dragon offspring are red.
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Study the diagram of the carbon cycle.
Which number in the diagram labels the process responsible for
releasing oxygen into the atmosphere from plants?
1
2
3
4
This diagram illustrates the carbon
Explanation:
fhis
Answer: 3
Explanation:
did the test and its 3
What force works against gravity as water infiltrates the soil and moves underground? O A. Porosity B. Permeability OC. Capillary action D. Condensation
Answer:
Capillary action
Explanation:
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Energy from food must be transferred into bonds of ____ before it can be used by cellshe evidence which statement
Explanation:
stomach, because when you eat first chew and swallow up transfer to stomach and after get outfaece
Why Wildfires Have Gotten Worse and What We Can Do About It
1. What qualifies as a “megafire”?
2. What are some ways the forests of 100 or 150 years ago differ from forests of today? In 4-5 sentences, describe what the old forests were like.
3. In what ways do the landscapes of current forests contribute to the risks of megafires?
4. How does climate change contribute to the risk of fires?
5. How can people work to prevent more megafires from happening?
Megafires burn at least 100,000 acres of land, forests of 100 or 150 years ago differ from todays forests as they had fewer trees per acre, and these trees were typically larger and farther apart, the risks of megafires is the buildup of fuels on the ground, due to a century of fire suppression policies, Warmer temperatures and longer droughts will contribute to the risk of fires, and people can take several steps. One key approach is to manage forests more actively, through thinning.
"Megafires" are wildfires that burn at least 100,000 acres of land.
The forests of 100 or 150 years ago differed from forests of today in several ways. For one, they had fewer trees per acre, and these trees were typically larger and farther apart. Additionally, they had more natural diversity, with a mix of species and ages, and were less prone to disease and insect infestations due to this diversity.
The landscapes of current forests contribute to the risks of megafires in several ways. One major factor is the buildup of fuels on the ground, due to a century of fire suppression policies. Additionally, many forests are now dominated by a single species, which can make them more vulnerable to disease and insect infestations.
Climate change contributes to the risk of fires in several ways. Warmer temperatures and longer droughts have led to drier vegetation, which is more prone to ignition.
To prevent more megafires from happening, people can take several steps. One key approach is to manage forests more actively, through thinning, prescribed burns, and other methods. This can reduce the buildup of fuels on the ground and promote healthier, more diverse forests.
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Which would usually studied a gelogist
Answer:
Geologists study the Earth's physical structure, composition, and history, with a focus on the materials that make up the Earth, including rocks, minerals, and fossils. Geologists typically study the Earth's processes and history, including plate tectonics, erosion, volcanic activity, and earthquakes, among others. They also study the formation and distribution of natural resources like oil, gas, and minerals. Additionally, geologists often work to identify and assess natural hazards, such as landslides, floods, and earthquakes, and to develop strategies to mitigate their impacts on human populations.
I hope this might help Thank you
Explanation:
Question
How does a primary consumer obtain its energy?
Responses
by breaking down dead organisms
by making its own energy
by consuming other consumers
by consuming producers
A primary consumer obtains its energy by consuming producers, which is the third option, as producers are organisms such as plants and algae that can convert sunlight into energy through the process of photosynthesis.
When a primary consumer eats a producer, it breaks down the organic matter in the plant or algae and uses the energy stored within it to fuel its own cellular processes. This energy is transferred from the producer to the primary consumer, allowing the primary consumer to grow, reproduce, and perform other life functions. It is important to note that primary consumers are themselves consumed by other organisms, which are known as secondary consumers. This forms the basis of the food chain or food web in an ecosystem, where energy is transferred from producers to primary consumers to secondary consumers, and so on.
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How do the three parts of the evolution recipe work together?
Answer: Three key parts of the recipe for evolution are variation, selection, and inheritance.
Explanation:
VARIATION:- The first part of the recipe is variation. Variation refers to the differences that exist between individuals within a SPECIES. These variations can be caused byGENETIC MUTATION, environmental factors, or a combination of both. Some variations may be advantageous and provide a better chance of survival, while others may be disadvantageous and decrease the chances of survival.
Selection: The second part of the recipe is selection. Selection refers to the process by which individuals with advantageous variations are more likely to survive and reproduce, passing on their advantageous traits to their offspring. This is known as natural selection, and it is the driving force behind evolution.
Inheritance: The third part of the recipe is inheritance. Inheritance refers to the passing down of genetic traits from one generation to the next. Offspring inherit genetic traits from their parents, including any advantageous variations that their parents may have had.
Which of the following statements is true?
O Science has no effect on society.
O Science is always a positive force.
Social opinion can help pass laws regulating scientific practices.
Society does not affect science because science is based on facts.
Answer:
Social opinion can help pass laws regulating scientific practices.
Explanation:
It's true
Why human don't lay from the egg?
Answer: because that is not how were made.
Explanation:
Genes are located on
A. dna
B. Proteins
C. Rna
Answer:Dna
Explanation:
Some genes act as instructions to make molecules called proteins. However, many genes do not code for proteins. In humans, genes vary in size from a few hundred DNA bases to more than 2 million bases. (medlineplus.gov)
Describe three ways in which the liquid contained in the ureter differs from the liquid contained in the renal artery
Answer: The three ways are listed below
Explanation:
Composition, The renal artery carries deoxygenated blood to the kidney, while the ureter carries urine after it has been filtered by the kidney. Urine contains waste products filtered from the blood, while the blood in the renal artery still has all its components.
Origin: The liquid in the renal artery originated from the heart as deoxygenated blood, while the liquid in the ureter originated from the renal tubules in the kidney as urine. They have different origins and histories.
Functions: The blood in the renal artery is essential for oxygenating the kidney and removing waste, while the urine in the ureter serves to transport the waste products filtered by the kidney out of the body for excretion. They serve very different functions.
Some additional notes:
• Urine contains waste materials like urea, creatinine, uric acid, etc. removed from the blood. The renal artery blood does not contain these waste products.
• The urine in the ureter is no longer useful for transportation of oxygen and nutrients. That is the purpose of the blood in the renal artery.
• The blood in the renal artery becomes deoxygenated after passing through the kidney, while the urine in the ureter remains oxygenated after being filtered.
• Manipulating the flow in the renal artery or ureter impacts the kidney differently. Reducing renal artery flow would damage the kidney, while reducing ureter flow would cause urine buildup.
• Urine volume and composition changes as it moves through the renal tubules and collects in the renal pelvis before entering the ureter. Blood composition remains largely unchanged as it passes through the kidney in the renal arteries.
An example of allele
The most common examples of multiple alleles are the coat colour of rabbits, A, B, AB and O blood groups in humans and the eye colour in Drosophila
Which of the following is an example of organic matter?
A. Water, which is made of oxygen and hydrogen
B. Sugars, which are made mostly of carbon, hydrogen, and oxygen
C. Air, which is made mostly of oxygen, carbon, and nitrogen
O D. Rocks, which are made mostly of oxygen and silicon
SUBMIT
Answer:
B. sugars, which are made mostly of carbon, hydrogen, and oxygen
Answer:
B. Sugars, which are made mostly of carbon, hydrogen, and oxygen, is an example of organic matter.
D. Both Aunt and Uncle Smiley have Type B blood. Is it possible for them to have a baby Smiley with Type
O blood? Is it possible for them to have a baby Smiley with Type A or Type AB blood? Create a
Punnett square to help show your answers.
ABO blood type is determied by the triallelic gene I (IA, IB, i). 1) Yes. Only if both of them are heterozygous IBi and transmit the i allele to the progeny, they can have a 0 blood child. 2) No, because neither of them carry the A allele in their genotype.
What is the ABO blood type?
Blood type ABO is determined by a triallelic gene I. Depending on the allelic interaction, this gene can express complete dominance or co-dominance. Let us see,
Alleles
IAIBi→ IA and IB are codominant, meaning that when they are together in the same genotype, both of them are expressed.
→ IA and IB express complete dominance over i, meaning that the dominant IA and IB alelles hide the expression of the recessive allele i in heterozygous individuals.
Genotypes Phenotype
IAIA, IAi ⇒ Blood type A
IBIB, IBi ⇒ Blood type B
IAIB ⇒ Blood type AB
ii ⇒ Blood type 0
In the e xposed example, Aunt and Uncle Smiley have Type B blood. Their genotypes might be either IBIB or IBi.
1) Is it possible for them to have a baby Smiley with Type
O blood? Yes. If both of them are heterozygous IBi and transmit the i allele to the progeny, then they can have a 0 blood child.
2) Is it possible for them to have a baby Smiley with Type A or Type AB blood? No, because neither of them carry the A allele in their genotype. So their children can not have blood type A or AB.
To answer this question, we will consider they are both heterozygous IBi. Remember, the only way they can have a child with 0 blood type is if they are both heterozygous IBi. If at least one of them is IBIB, they children can not be homozygous recessive ii.
Parentals) IBi x IBi
Gametes) IB i IB i
Punnett square) IB i
IB IBIB IBi
i IBi ii
F1) The baby has
25% chances of being IBIB50% chances of being IBi25% chances of being ii75% chances of having blood type B (IBIB + IBi) 25% chances of having blood type 0 (ii)You can learn more about the ABO blood type at
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HELP Unit 8 lesson 3 Investigating Water Quality Lab Portfolio Item/Water Quality Analysis Lab Report.
Using the Water Quality Testing activity, you will be collecting data about the Chesapeake Bay, the Great Lakes, and the Gulf of Mexico over many years. Explore the program to learn about the four measures of water quality at different times. Determine how to collect data about a single body of water over time in a table format. While it is important that you become familiar with the variability of the data over a single water body, for the purposes of further analysis, in your tables cite the means for pH, temperature, and turbidity. For dissolved oxygen data, cite the area of the "dead zone." Complete the tables, including headings.
Answer:
I don't have access to the Water Quality Testing activity or the tables you need to complete. Can you please provide more details or share the relevant documents or links so I can assist you better?
Sorry for that
Explanation:
A patient's medical chart indicates that they are producing insufficient amounts of gastrin. What symptom would be expected?
a. Low blood cell count
b. difficulties digesting
c. irregular heart beat
d. trouble urinating
Answer: difficulties digesting!
Explanation:
Complete the sentence. True adaptation _________. is predictable results from random mutations only affects large groups is controllable
Answer:
True adaptation is predictable.
Why does the lining of the uterus thicken during the first half of the menstrual cycle?
to provide a place for sperm cells to attach
to produce a mature egg cell
to prepare to nurture an embryo
to rid the body of unfertilized egg cells
Answer:
C
Explanation:
A does not make sense because sperm cells attach to the egg, not the uterus itself.
B does not make sense because mature eggs come from the ovaries, not the uterine lining.
D does not make sense because extra unfertilized eggs would have already been discarded during the last period.
C is the best answer because, post-fertilization, the egg buries itself in the uterine lining and receives nutrients while it divides into a blastocyst.
During the time of the _______ kingdom, Islam solidified its presence in Africa, and artifacts, scholars, and traders flooded to the area to take advantage of trading prosperity.
Answer: During the time of the _MALI______ kingdom, Islam solidified its presence in Africa, and artifacts, scholars, and traders flooded to the area to take advantage of trading prosperity.
Explanation:
which statement explains how a stable ecosystem can exist even while the populations in it change over time?
Explanation:
A stable ecosystem can exist even while the population in it change over time because ecosystems are composed of many different species that interact with each other in complex ways. These interactions create a balance in the ecosystem, where each species has a role to play and depends on other species for survival. As the population of one species changes, it can have an impact on other species, but the ecosystem as a whole can adapt and adjust to these changes. In addition, there are often multiple factors that regulate population size, such as availability of food and resources, predators, and disease, which can help maintain stability in the ecosystem. Furthermore, many species have adaptations that allow them to regulate their own population size, such as territorial behavior or reproductive strategies. Overall, a stable ecosystem is able to maintain a balance despite fluctuations in population sizes, as long as the interactions between species remain intact.
Question 1 (Multiple Choice Worth 4 points)
(04.05 MC)
Which statement best describes two paths carbon dioxide can take through the carbon cycle?
The carbon cycle ends when carbon dioxide is released when plants die and decompose.
Diffusion moves carbon dioxide in the atmosphere to the oceans and the sea plants use carbon dioxide for photosynthesis.
O Carbon dioxide travels through the atmosphere through photosynthesis and cellular respiration.
Plants use carbon dioxide to perform cellular respiration and release carbon dioxide as a by-product.
Answer:
Option 2. "Diffusion moves carbon dioxide in the atmosphere to the oceans, and the sea plants use carbon dioxide for photosynthesis."
Explanation:
This statement describes two processes in the carbon cycle. First, carbon dioxide moves from the atmosphere to the oceans through diffusion. Once in the oceans, carbon dioxide can be taken up by sea plants during photosynthesis, in which carbon dioxide is used to make organic molecules like sugars. These organic molecules are then consumed by other organisms in the ocean, and the carbon is passed along the food chain. This process represents one path that carbon dioxide can take through the carbon cycle.
(04.02 MC) Two landforms are described in the table shown below. Landform Description A Created due to erosion and deposition of sand B Created due to erosion of rocks by waves in a coastal region Which statement is most likely correct? Landform A is a canyon and Landform B is a dune. Landform A is a dune and Landform B is a sea cliff. Landform A is a canyon and Landform B is a sea cliff. Landform A is a sea cliff and Landform B is a canyon
The correct statement is; Landform A is a dune and Landform B is a sea cliff. Option B is correct.
Landform A is created due to erosion and deposition of sand, which is a characteristic of a dune. Landform B is created due to erosion of rocks by waves in a coastal region, which is a characteristic of a sea cliff. Therefore, Landform A as a dune and Landform B as a sea cliff.
Landform A is a canyon and Landform B is a dune is incorrect because canyons are typically formed due to the erosion caused by rivers and streams, not sand.
Landform A is a canyon and Landform B is a sea cliff is incorrect because canyons and sea cliffs have different formation processes, and the descriptions in the table do not match with either of these landforms.
Landform A is a sea cliff and Landform B is a canyon is incorrect because canyons and sea cliffs are both formed due to the erosion of solid rock, and the description in the table matches neither of these landforms.
Hence, B. is the correct option.
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--The given question is incomplete, the complete question is
"Two landforms are described in the table shown below. Landform Description A Created due to erosion and deposition of sand B Created due to erosion of rocks by waves in a coastal region Which statement is most likely correct? A) Landform A is a canyon and Landform B is a dune. B) Landform A is a dune and Landform B is a sea cliff. C) Landform A is a canyon and Landform B is a sea cliff. D) Landform A is a sea cliff and Landform B is a canyon."--
Answer: Landform A is a dune and Landform B is a sea cliff
Explanation:
I took the test!
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From punnett squares, we can get genotypic and phenotypic ratios and probabilities among the progenies. Cross 1: genotypic ratio 1:2:1. Phenotypic ratio 3:1. Cross 2: 75% probability of having a white horn.
What is a punnett square?
The Punnett square is a graphic representation that shows the different types of gamete combinations according to the alleles involved in a cross.
Punnett square shows the probabilities of getting offspring with different genotypes and their consequent phenotypes.
Cross 1:
Parentals) Ee x Ee
Gametes) E e E e
Punnett square) E e
E EE Ee
e Ee ee
F1) Genotype
25% = 1/4 of the progeny is expected to be homozygous dominant EE
50% = 2/4 of the progeny is expected to be heterozygous, Ee
25% = 1/4 of the progeny is expected to be homozygous recessive, ee
Phenotype
75% = 3/4 of the progeny is expected to express one eye (1/4 EE + 2/4 Ee)25% = 1/4 of the progeny is expected to express two eyes (ee)Genotypic ratio ⇒ 1:2:1 ⇒ 1/4 EE : 2/4 Ee : 1/4 ee
Phenotypic ratio ⇒ 3:1 ⇒ 3/4 one eye : 1/4 two eyes
Cross 2:
Parentals) Ww x Ww
Gametes) W w W w
Punnett square) W w
W WW Ww
w Ww ww
F1) Genotype
25% = 1/4 of the progeny is expected to be homozygous dominant WW
50% = 2/4 of the progeny is expected to be heterozygous, Ww
25% = 1/4 of the progeny is expected to be homozygous recessive, ww
Phenotype
75% = 3/4 of the progeny is expected to express white horn (1/4 WW + 2/4 Ww)25% = 1/4 of the progeny is expected to express brown horn (ww)Genotypic ratio ⇒ 1:2:1 ⇒ 1/4 WW : 2/4 Ww : 1/4 ww
Phenotypic ratio ⇒ 3:1 ⇒ 3/4 white horn : 1/4 brown horn
Offspring has 75% probability of having a white horn.
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Circle in red the two genes that are closest together
