Radiolarians are protozoans of the phylum Actinopoda. They have tapering pseudopods that protrude like lightning around the cell. All radiolarians are marine. While heliozoans are marine or freshwater.
What are the characteristics of foraminifera?Foraminifera are unicellular organisms that are distinguished from protozoa by having a network of filamentous pseudopods and a carapace (called testa) of variable composition and complexity, in which a cytoplasm provided with one or more nuclei is housed.
RF- They have endoskeletons composed of silicon dioxide.
F-Globigerin sp. it is an example.
R- They have colored shells composed of calcium carbonate.
F- Fossil species of these are useful to correlate the age of geological strata.
F-They have branched and filiform pseudopods.
R-Stylatractus sp. it is an example.
FR-These are fossil species that form limestone.
A- The sediments of these organisms can be more than 4,000 meters thick.
A- These have thin and rigid pseudopods.
FR- These are found in marine environments.
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how tissues are organized in the body, similar to the way dots in pointillism art are organized?
Just as the cells work together to make the body to function effectively, the dots in pointillism art work together to create a visual impression.
How is the body arranged?The human body is composed of several tissues that work together to enable the body to function properly. These tissues are found all over the body. We know that the arrangement of the tissues and their agglomeration is what we call organs.
Let us now take a look at pointillism art; it consists of so many points and dots that are put together intricately in such a manner that they are able to create a visual effect on people that see it.
Thus, just as the cells work together to make the body to function effectively, the dots in pointillism art work together to create a visual impression.
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how does the structure of fatty acids relate to the way they interact with other molecules?
The structure of fatty acids relate to the way they interact with other molecules because they are hydrophobic and hence interact accordingly to several molecules.
Fatty acids are a part of the lipids. These are long chains of carbon that may be saturated or unsaturated. The saturated fatty acids are straight chains whereas kinks can be observed in the unsaturated fatty acids due to double bonds. This kink is essential to provide the fluidity to the membranes.
The fatty acids are hydrophobic because the bonds between the carbon and hydrogen are non-polar. The non-polar nature is responsible for hydrophobicity and thus the fatty acid remains away from the water molecules.
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Muscle that is found around organs such as the intestines and blood vessels is known as:
A. Striated muscle
B. Voluntary muscle
C. Cardiac muscle
D. Involuntary muscle
Answer: D Involuntary muscle
Explanation: The muscle that is found around organs such as the intestines and blood vessels is known as the smooth muscle, but another word for smooth muscle is the Involuntary muscle. Sorry if it’s wrong.
An analogy is a relationship between two pairs of terms or phrases written as a : b :: c : d. Knowing this, problem 22 says:
THEORY : TESTED HYPOTHESIS ::
With the following answers:
A) REJECTION : PREDICTION
B) EVIDENCE : REJECTION
C) PREDICTION : HYPOTHESIS
D) DISAGREE : AGREE
A hypothesis is a claim or prediction of what the researcher expects to occur. The theory is a group of testes hypothesis that correctly argument and provide support to explain facts. Option C) prediction : hypothesis.
What are a theory and a hypothesis?A theory is a group of tested hypotheses.It refers to a knowledge that was contrasted in several ways and is used to organize and understand observations.
It is a logical group of evidence, argumentation, and demonstrations that constitute a unified system.
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.
According to this framwork, we could assume that the analogy would be,
THEORY : TESTED HYPOTHESIS :: PREDICTION : HYPOTHESIS
Option C) is correct.
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How has the study of Life Sciences Method 3 shaped you as a future educator?
In your answer make specific reference to the topics which are part of EDBS430.
Your reflection must be as detailed as possible, going beyond merely stating the content covered in EDBS430.
The study of life science is important for understanding the importance of biology, the environment, and many other topics. It also helps for becoming educator.
Why study of life science important?We will gain a firm foundation in factual information and novel perspectives on the world through studying the life sciences.
The life sciences have an impact on every aspect of our existence, from health care and the environment to debates over regenerative medicine and genetic testing.
Even while academic achievement has significantly improved over the last few decades, there is still plenty that we don't understand.
Therefore, The study of life science is important for understanding the importance of biology, the environment, and many other topics. It also helps for becoming educator.
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rtant to
can lea
onment
5. If set on fire, tires can produce toxic fumes and oily runoff that can contaminate soil, surface water, and ground
water.
A) O True
B) O False
Answer:
True
Explanation:
According to Erickson eight stages of psychological development in which stage do babies develop trust if they are well cared for and mistrust if they aren’t taken good care of
According to Erickson's eight stages of psychological development, the stage where babies develop trust if they are well cared for and mistrust if they aren’t taken good care of is the trust versus mistrust stage.
This is a very important stage of their development as they are in the first stage of psychologist Erik Erikson's theory of psychosocial development.
What is Psychosocial Development?This refers to the theory that states that the behavior of a person is shaped by society.
Hence, we can see that According to Erickson's eight stages of psychological development, the stage where babies develop trust if they are well cared for and mistrust if they aren’t taken good care of is the trust versus mistrust stage.
This is a very important stage of their development as they are in the first stage of psychologist Erik Erikson's theory of psychosocial development.
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For Questions 7-11, identify whether each statement is a hypothesis or a theory. For a hypothesis, write an
"H" on the line. For a theory, write a "T."
7.The rate that grass grows is related to the amount of light it receives.
8. All life is related and descended from a common ancestor.
9. The universe began about 15 billion years ago.
10. New tennis balls bounce higher than old tennis balls.
11. Caffeine raises blood pressure.
Statement 8,9 is hypothesis and 7, 10, and 11 are theory.
7.The rate that grass grows is related to the amount of light it receives. - Theory
8. All life is related and descended from a common ancestor. hypothesis
9. The universe began about 15 billion years ago. - Hypothesis
10. New tennis balls bounce higher than old tennis balls. - Theory
11. Caffeine raises blood pressure. - Theory
A hypothesis is an assumption made before any studies has been achieved. it is fashioned in order that it is able to be examined to look if it is probably authentic. A theory is a principle formed to explain the things already shown in records.
A theory, in evaluation, is a principle that has been formed as an try and give an explanation for things which have already been substantiated via statistics. it is used within the names of a number of standards ordinary inside the medical community, consisting of the large Bang principle. due to the trials of experimentation and control, its likelihood as fact is a good deal higher than that of a speculation.
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On average, how many new beverages have been introduced in each of
the past 11 years?
a. 11 c. 19,000
b. 1,700 d. 1,500
Based on the recommendations of various professional scientific
organizations, milk is fortified with _____ during processing.
Answer:
Your answer is 15,000.
Explanation:
Hope it helps! =D
What is a Lysosome?
A. A type of white blood cell.
B. A sack-like structure within cells that contains acidic enzymes and toxic chemicals.
C. Y-shaped proteins produced by B-Lymphocytes.
D. A lipid surrounding the cell membrane.
Answer:
it is B.
Explanation:
remember it like Lysol
In 1944, 29 reindeer were introduced onto St. Matthew Island, Alaska. The reindeer experienced exponential population growth, reaching 6000 individuals in 19 years. What would the shape of the curve be of such exponential growth?
Brought to Alaska's St. Matthew Island were reindeer.
-The population grew from 29 in the beginning to 6000 at its peak until finally crashing at 44.
-Many food sources dried up, and the heavy snowfall that year resulted in the deaths of 40000 reindeer. (Lichens are also removed)
-A little more than 50 reindeer per square mile.
Unquestionably, the reindeer's big size in 1957 was the result of their recent installation on a very favorable range, and unquestionably, the decline in body weight and skeletal size in 1963 was the effect of worse nutrition as a result of rising population pressure.The United States Coast Guard brought 29 reindeer to the island in 1944 to serve as a source of food in an emergency. A few years later, the reindeer were left on the island after the Coast Guard left. The number of reindeer then increased to almost 6,000 by 1963 before declining to 42 animals in the next two years.However, the number of reindeer, also known as caribou, in the area around the North Pole has been drastically falling recently. The size of the reindeer and caribou herds has decreased by 56 percent since the mid-1990s. That represents a loss of 2.6 million animals from an expected 4.7 million to 2.1 million.
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BRO SOMEONE PLEASE HELP ! I NEED TO KNOW WHAT CELLS IN PANDAS (THE ANIMAL) MAKE THEM BLACK AND WHITE. WHAT GIVES THEM THE COLOR. MY BIO TEACHER KEPT SAYING WE SHOULD INCLUDE THAT BUT I COULDNT FIND AN ANSWER ANYWHERE! MY ALEXA WAS GIVING ME SOLAR PANEL STUFF. I WILL DO ANYTHING
Answer:
So, I don't actually know what cells do this but if you want to think about like traits, scientists believe that it stems from their poor diet of just bamboo and lack of diversity in vegetation. Also, they don't hibernate and they move through different regions throughout the year. Because of this, they have adapted to be camouflaged in those environments at once (and all year round). Studies have shown that other than camouflage, their coloration also helps with communication. It is believed that the black on their ears is a warning to predators and their eye patches are for recognition or possibly aggressive signals.
Martha woke one evening to find her husband, Marvin, sitting up in bed looking like he was paddling a canoe. The next day, Marvin explained that he was dreaming he was a Mississippi river explorer. What’s wrong with this statement or what is wrong with Marvin?
Answer: There is nothing wrong with the statement but the thing that is wrong with Marvin is that he's doing what he's dreaming
Explanation:
What was the independent (manipulated) variable in the Heart Rate Lab?
Question 2 options:
Time spent moving
Heart Rate (Pulse in BPM)
Intensity of movement
Keeping the same person moving
Answer: intensity of movement
Explanation:
:)
In Labrador retrievers, a chocolate (C) coat color is dominant to black (c) coat color. A male black Labrador retriever mates with a heterozygous female Labrador retriever.
What are the genotypes of the first generation?
Cross a heterozygous individual from the first generation with another heterozygous individual.
Assuming a diallelic gene that expresses complete dominance, the genotypes from the first cross Cc x cc are 1/2 Cc and 1/2 cc. The genotypes from the second cross Cc x Cc are 1/4 CC, 1/2 Cc, and 1/4 cc.
What si complete dominance?When the dominant allele completely masks the recessive allele, we talk about complete dominance.
This is the case of heterozygous individuals that express the dominant trait. The dominant allele is hiding the expression of the recessive allele.
When you cross an individual who is homozygous dominant with an individual who is homozygous recessive, the whole progeny among the first generation -F1- will express the dominant phenotype since they are heterozygous for this trait.
However, if you let individuals from the F1 cross with each other, the second generation -F2- will be composed of individuals expressing the dominant and the recessive phenotypes. This is because some individuals are homozygous recessive and can express the recessive trait.
We will assume this is an example of complete dominance, in which, as the statement says,
the dominant allele C codes for chocolatethe recessive allele c codes for black1st Cross: male black Labrador with heterozygous female Labrador
Parentals) cc x Cc
Gametes) c c C c
Punnett square) C c
c Cc cc
c Cc cc
F1)
1/2 = 50% of the progeny is expected to be heterozygous Cc
1/2 = 50% of the progeny is expected to be homozygous recessive cc
Genotypic ratio 1:1
1/2 = 50% of the progeny is expected to be brown
1/2 = 50% of the progeny is expected to be black
Phenotypic ratio 1:1
2nd Cross: two heterozygous individuals
Parentals) Cc x Cc
Gametes) C c C c
Punnett square) C c
C CC Cc
c Cc cc
F1)
1/4 = 25% of the progeny is expected to be homozygous dominant CC
1/2 = 50% of the progeny is expected to be heterozygous Cc
1/4 = 25% of the progeny is expected to be homozygous recessive cc
Gentoypic ratio 1:2:1
3/4 = 75% of the progeny is expected to be chocolate
1/4 = 25% of the progeny is expected to be black
Phenotypic ratio 3:1
Genotypes from both crosses
The genotypes from the first cross are 1/2 Cc and 1/2 ccThe genotypes from the second cross are 1/4 CC, 1/2 Cc, and 1/4 ccYou will learn more about complete dominance at
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Most animals can survive without food for a longer time than they can survive without water. Why is water so important to animals? Why can an animal survive without foo for longer
El Niño - Southern Oscillation (ENSO)
Normal Conditions
El Nino Conditions
Wind Directions
Wind Strength
Precipitation Location
Water Temperature in Eastern
Pacific
Water Temperature in
Western Pacific
Change from Normal
Conditions
El Niño events are indicated by sea surface temperature increases of more than 0.9° Fahrenheit for at least five successive three-month seasons. The intensity of El Niño events varies from weak temperature increases (about 4–5° F) with only moderate local effects on weather and climate to very strong increases (14–18° F) associated with worldwide climatic changes.
What is the El Niño-Southern Oscillation ENSO in a nutshell?The El Niño-Southern Oscillation (ENSO) is a recurring climate pattern involving changes in the temperature of waters in the central and eastern tropical Pacific Ocean.
Whit this information we can conclude that An El Niño condition occurs when surface water in the equatorial Pacific becomes warmer than average and east winds blow weaker than normal. The opposite condition is called La Niña. During this phase of ENSO, the water is cooler than normal and the east winds are stronger. El Niños typically occur every 3 to 5 years.
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What would be the advantages of using “natural regeneration” over stem cell transplants?
What problems still exist in using “natural regeneration”?
The advantages of natural regeneration is that it is very cheap and risk free, while problem with it is that it's growth is really slow.
Briefing :Advantages :
The cost of natural regeneration is less than that of stem cell transplant.Natural regeneration is risk-free and does not involve the worry about long-term, unknown effects that stem cell transplants do.The body of the patient cannot reject naturally grown cells, but it is possible for the body to reject transplanted stem cells.Problems with natural regeneration :
Economic and governmental restrictions on the regrowth of natural forests. Major global barriers to natural regeneration include harsh climates, low levels of nearby natural forest cover, and soil degradation (often brought on by intensive and long-term land use).
What are the factors affecting natural regeneration?The most important abiotic factors for the density and diversity of natural regeneration were found to be average annual rainfall, ecosystem complexity, density, species richness, and diversity (overstory).
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Need help on these I could not figure out please!!!!
1. A diet high in animal products and hydrogenated vegetable margarine may increase the risk for heart disease. This is because
A) most animal fats are unsaturated and most hydrogenated vegetable margarines contain high levels of steroids.
B) most hydrogenated vegetable margarines are hydrogenated oils and most animal products contain high levels of phospholipids.
C) most animal fats are used for energy storage and most hydrogenated vegetable margarines contain high levels of unsaturated fats.
D) most animal fats are saturated and many hydrogenated vegetable margarines contain high levels of trans fats.
2. Which statement regarding genotypes and phenotypes is false?
A) The genetic makeup of an organism constitutes its genotype.
B) An organism with two different alleles for a single trait is said to be homozygous for that trait.
C) Alleles are alternate forms of a gene.
D) The expressed physical traits of an organism are called its phenotype.
3. Which scenario (situation?) of bacterial infection would be associated with the most positive outcome for treatment? The disease was acquired in a
A) hospital, where most of the bacteria are probably already weakened by antibiotics in the environment.
B) livestock barn where the animals have been treated with antibiotics.
C) big city where antibiotics are routinely prescribed by doctors.
D) remote, sparsely populated area where the bacteria have not been exposed to antibiotic drugs.
Answer:
1. D) most animal fats are saturated and many hydrogenated vegetable margarines contain high levels of trans fats.
2. B) An organism with two different alleles for a single trait is said to be homozygous for that trait.
3. D) remote, sparsely populated area where the bacteria have not been exposed to antibiotic drugs.
Explanation:
-
Why can tryptophan dissolve in water?
Answer:
The solution can contain moderate concentrations of hydrogen ions.
Explanation:
They react as acids to neutralize bases, as they are Acidic salts!!
________ are linked by a phosphodiester bond.
Nitrogenous bases
Nucleotide subunits
Phosphate backbones
Nucleotide subunits are linked by a phosphodiester bond and is denoted as option B.
What is a Nucleotide?This is referred to as the building block of DNA or RNA which are known as the genetic material of living organisms and ensure traits are passed from parent to offspring.
This compound has a nucleoside which is linked to a phosphate group and form the basic structural unit of nucleic acids. The nucleotide subunits are linked by a phosphodiester bond and consists of parts such as:
Nitrogenous baseFive-carbon sugar.Phosphate group.This is therefore the reason why option B was chosen as the most appropriate choice.
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Postharvest Losses of Fruits and Vegetables in South africa
Postharvest loss covers food lost along the entire food supply chain, from the time a crop is harvested until it is consumed.
Generally speaking, the losses can be divided into five categories:
weight loss from spoiling, quality loss, nutritional loss, seed viability loss, and commercial lossRotting, mechanical damage, poor handling, inappropriate control of temperature and relative humidity, and hygiene issues during handling are primarily what leads to post-harvest losses during retailing.What magnitude is Africa's post-harvest loss issue?
The Food and Agriculture Organization of the United Nations estimates that along the supply chain, 30% of the food produced for human use is lost or wasted annually.
This amounts to a staggering 1.3 billion metric tons of food that are never consumed.
Consumers in wealthy nations throw away nearly as much food each year (222 million tonnes) as is produced neatly in Sub-Saharan Africa (230 million tonnes).
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What is the estimated percentage of available energy that is passed between organiams in an ecosystem
As the concentration of a solution increases, what happens to its osmotic pressure and to the tendency for water to move into it?
Answer:
Explanation: the tendency of water to move into it increases because the water in the environment will exceed in amount than the solution's. And the osmotic pressure will increase since we need more pressure to limit the inside flow of water than the 'solution before concentration increase'
Pls help me ASAP!!! Pls help
Answer:
The first thing that comes to my mind I'd to plant more trees I'd Ally plants more trees there would be less carbon dioxide. Trees a other plants take in carbon for photosynthesis and release oxygen which is the opposite of carbon dioxide.
Only people who are unable to write music using staff notation use graphic scores.
A. False, people who are able to write music using staff notation always use graphic scores
B. False, people who are able to write music using staff notation sometimes use graphic scores
C. False, no one uses graphic scores
D. True
Explicit memory is to blank memory as implicit memory is to blank memory
Explicit memory deals with remembering events. Implicit memories are unconscious and automatic. This involves memories of how to perform tasks that you do every day. Rather than purposely.
How is an explicit memory as blank memory as implicit memory as blank memory?
Explicit memory is a type of long-term memory that's concerned with the recollection of facts and events. You may also see explicit memory mentioned as declarative memory. Explicit memory requires you to consciously recall information. sometimes many years later. Human memory is frequently likened to the computer memory system or an arranged cabinet. Implicit memory is also all-time referred to as nondeclarative memory since you are not able to consciously guide it into awareness. Where explicit memories are conscious and can be orally explained, implicit memories are usually non-conscious and not verbally articulated.
we can conclude that implicit memories are unconscious and automatic. This includes memories of how to perform tasks that you do every day. Rather than consciously ...
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9. DRAW IT Draw Lewis dot structures for each hypothetical
molecule shown below, using the correct number of valence
electrons for each atom. Determine which molecule makes
sense because each atom has a complete valence shell and each
bond has the correct number of electrons. Explain what makes
the other molecules nonsensical, considering the number of
bonds each type of atom can make.
H H
(a)
H-O-C-C=O
H
(b)
H
H
H-C-H-C=0
H
Answer:
Explanation:
a is glycolaldehid in gif
and b is first image
how would you describe what this looks like
Answer:
deserted and dead
Explanation:
it just envokes this feeling of dessert in me
What have scientists learned about the classification of amphibians, birds, and reptiles by studying their evolutionary relationships?
Answer: Scientists learned many things in studying and defining organisms or animals into group. The study behind this is called Taxonomy. This study is responsible for the classification of amphibians, birds, and reptiles. The study learned about the evolutionary relationships between the living and extinct organisms.
