Living primates share a number of features. What are these main features?
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Living primates share a number of features that help distinguish them from other mammals. These main features are:Prehensile hands and feet with opposable digits .
These allow primates to grasp and hold onto branches and other objects in their environment, making them highly skilled climbers.Large brains in proportion to body size - This is thought to be related to the development of complex social behaviors and problem-solving abilities forward-facing eyes with stereoscopic vision
- This allows for depth perception and is crucial for arboreal primates that need to judge distances accurately in order to jump between branches and avoid predators.Reduced reliance on the sense of smell - This is because the visual and auditory senses are more important for primates in terms of locating food and identifying members of their social group.
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Related Questions
Cystic fibrosis is an autosomal recessive disorder that runs in Ann's family. She has created a pedigree of the known occurrences of cystic fibrosis in her family. Which individuals are symptomless carriers
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Individuals who are symptomless carriers of cystic fibrosis in Ann's family are likely to be those who have inherited one copy of the mutated gene,
From a parent who is also a carrier, but do not have the disorder themselves. These carriers are often unaware that they have the mutated gene and can pass it on to their offspring.
It is important for carriers to be identified through genetic testing and counseling to help prevent the risk of passing on the disorder to future generations.
To identify symptomless carriers of cystic fibrosis in Ann's family pedigree, follow these steps:
1. Identify individuals with cystic fibrosis: They would typically be represented by shaded or filled symbols in the pedigree. Note that cystic fibrosis is an autosomal recessive disorder, meaning that an individual must inherit two copies of the mutated gene (one from each parent) to have the disorder.
2. Identify potential carriers: Carriers are individuals who have one mutated gene and one normal gene, making them symptomless. To find potential carriers, look for parents of affected individuals. Since these parents must pass on at least one mutated gene to their affected child, they are carriers.
3. Confirm carriers: If both parents of an affected individual are identified as potential carriers in step 2, they are confirmed carriers. However, if only one parent is identified, you must check the pedigree for additional information to confirm carrier status.
This might include the carrier status of the other parent or a history of cystic fibrosis in their family.
By following these steps, you can identify the symptomless carriers of cystic fibrosis in Ann's family pedigree.
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Many whales have tiny, unused hip and pelvis bones known as vestigial organs. How does this evidence support theories about animal evolution?
O Vestigial organs show that whales evolved at the same time as other non-marine animals
O Vestigial organs show that whales may have evolved from a common ancestor shared with land-dwelling animals
O Vestigial organs show that many animals, including whales, evolved to have unused body parts
O Vestigial organs show that marine animals, like whales, evolved much more slowly than land-dwelling animals
U
Answers
Answer:
O Vestigial organs show that whales may have evolved from a common ancestor shared with land-dwelling animals
Explanation:
Vestigial organs are defined as the organs which are no longer beneficial for survival.
Whales can be observed with tiny, unused hip and pelvis bones which are vestigial organs for them as they are no longer beneficial for their survival. The vestigial organs are the evidence of evolution in organisms and in whales also these vestigial organs says that whales and land-dwelling animals may have common ancestors. Later on with evolution some land-dwelling animals might move to water systems and hip and pelvis bones become vestigial organs for them which along with time decreasing in the future offspring.
Hence, the correct answer is "Vestigial organs show that whales may have evolved from a common ancestor shared with land-dwelling animals".
Answer: B
Explanation: Don’t know how to explain
4. If you have a hamster with long fur, what possible genotypes could the hamster have?
5. Did your data support your hypotheses? Use evidence to support your answer for each test.
o Test One:
o Test Two:
o Test Three:
6. Which hamsters are the parents of the mystery hamster? Include evidence to prove that they are the correct parents.
Answers
The long fur trait in hamsters is likely controlled by a single gene, with the dominant allele (L) producing long fur and the recessive allele (l) producing short fur.
Did your data support your hypotheses? Which hamsters are the parents of the mystery hamster?A hamster with long fur could have either the genotype LL (homozygous dominant) or Ll (heterozygous).
Without more information or data about the mystery hamster's genotype or phenotype, it is impossible to determine the parents of the hamster. However, if we assume that the mystery hamster has the same long fur trait as the previous hamster, it could have inherited the dominant L allele from one or both parents. Therefore, any hamster with the LL or Ll genotype could potentially be a parent of the mystery hamster. However, further genetic testing or analysis would be necessary to confirm the actual parents.
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Can someone please, "(Explain the relationship between planets and moons)?"
I need it really badly.
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How do Newton's laws describe the motion of an object ?
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The resting potential of a resting neuron is caused by
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Answer:
A resting (non-signaling) neuron has a voltage across its membrane called the resting membrane potential, or simply the resting potential. The resting potential is determined by concentration gradients of ions across the membrane and by membrane permeability to each type of ion.
Explanation:
hopefully that helps?
The resting potential of a resting neuron is caused by the differences in ion concentration of the intracellular and extracellular fluids and the relative permeabilities of the plasma membrane to different ion species.
What is neuron?Neurons also known as nerve cells are the basic components of the brain and nervous system.
They are the cells that receive sensory information from the outside world, give motor orders to our muscles, and convert and relay electrical impulses at every step along the way.
What is resting potential of neuron?The electrical charge imbalance that exists between the inside of electrically excitable neurons (nerve cells) and their surroundings is known as resting potential.When a cell is not stimulated, its resting membrane potential is defined as the electrical potential difference across the plasma membrane. The electrical potential differential across a cell membrane has traditionally been represented in terms of its value inside the cell compared to the extracellular environment.The K+ that leaks from the interior of the cell to the outside via leak K+ channels creates a negative charge on the inside of the membrane compared to the outside, resulting in the resting membrane potential. Because all of the Na+ channels are closed at rest, the membrane is impermeable to Na+.To know more resting potential of neuron here
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What can you inter about the growth of the seed type pictured in the graphs below?
a. More seeds grow with more light.
b More seeds grow with less light.
C. The seeds grow faster with more light.
d Tinht has no effect on seed growth.
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Answer:
The 2 graphs are pretty much showing the same effects on the dependent variable, so I would say that light has no effect on seed growth.
On the other hand, just by thinking logically, Seeds are usually underground before germination, so light wouldn't really affect them much.
So, light wouldn't really affect them
So d)
24. The independent variable on a graph is
What is the independent variable of a graph
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Answer:
The independent variable belongs on the x-axis (horizontal line) of the graphand the dependent variable belongs on the y-axis (vertical line). The x and y axes cross at a point referred to as the origin, where the coordinates are (0,0).
Explanation:
please mark as brainlist answers
What is the function of the polar bodies created during the meiosis of the female egg cell?
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Answer:
Polar bodies serve to eliminate one half of the diploid chromosome set produced by meiotic division in the egg, leaving behind a haploid cell.
Explanation:
Heat can transfer between two objects touching one another. What type of heat transfer is this? What will the temperature of both objects be after these objects remain in contact for a long period of time?
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Answer:
Heat can transfer between two objects touching one another. What type of heat transfer is this? What will the temperature of both objects be after these objects remain in contact for a long period of time?
Explanation:
immature b cells express – , and mature b cells express – . maturation completes in the secondary lymphoid tissues in the – . there, the immature b cells interact with – and receive a – . quizlet
Answers
Immature B cells express IgM, IgD, CD19, and CD20. Mature B cells express IgD, IgM, CD19, CD20, and CD21.
Immature B cells express surface markers such as IgM and IgD, along with CD19 and CD20. These markers are involved in B cell receptor signaling and activation. Mature B cells, on the other hand, express surface markers including IgD and IgM, as well as CD19, CD20, and CD21.B cell maturation completes in the secondary lymphoid tissues, primarily in the spleen and lymph nodes. Within these tissues, immature B cells interact with specialized antigen-presenting cells called follicular dendritic cells (FDCs). FDCs present antigens to the immature B cells, triggering their activation and initiation of the immune response.During the interaction with FDCs, immature B cells receive signals through their B cell receptors, leading to clonal expansion and differentiation into plasma cells or memory B cells. This process is crucial for the generation of an effective humoral immune response.In summary, immature B cells express IgM, IgD, CD19, and CD20, while mature B cells express IgD, IgM, CD19, CD20, and CD21. B cell maturation completes in secondary lymphoid tissues, where immature B cells interact with follicular dendritic cells and receive signaling for their activation and differentiation.Complete question should be What are the surface markers expressed by immature B cells, and what markers do mature B cells express? Where does B cell maturation complete in the secondary lymphoid tissues, and what do immature B cells interact with to receive a signal?
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When organisms in a population are killed by a random occurrence like a wildfire, and not because of a trait that they have the variation of the population goes down. what is this called? *
genetic drift
genetic recombination
migration
mutation
Answers
Organisms in a population are killed by a random occurrence like a wildfire, and not because of a trait that they have the variation of the population goes down. The correct answer is genetic drift.
Genetic drift is the random fluctuation of allele frequencies in a population due to chance events. In this case, the occurrence of a wildfire leads to the random killing of organisms, causing a decrease in the variation of the population. Genetic drift is a mechanism of evolution that can have significant effects on small populations by reducing genetic diversity and potentially leading to the fixation of certain alleles. It is important in understanding the processes that shape genetic composition and evolutionary changes within populations over time.
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Osmosis review
1.
2.
3.
4.
5.
6.
7.
8.
9.
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Answer:
1. sugar
2. into
3. turgid
Hypotonic solution
4. same
Isotonic solution
5. high
6. out
7. cytoplasm
8. flaccid
9. plasmolyzed
Hypertonic solution
the environmental protection agency has not concluded that greenhouse gases, including carbon dioxide emissions, constitute a public danger. true or false
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Answer: True,
Explanation:
Eukaryotes are the oldest known organisms on earth.
a. true
b. false
Answers
Answer:
false I think is prokaryotic
IF YOU WANT POINTS HERE YOU ARE!!! ANSWER THE QUESTIONS IN THE PICTURE!!!!
Answers
Answer:
13- can't see the question
14- 75%i think
15- the likelihood is 25%
16-Bb and bb
Explanation:
pictures below, hope this helps :)
what do carrots help with...
Answers
Answer: Carrots help with your eyesight.
Explanation:
Which male hormone provides negative feedback for the secretion of FSH?
A. ACTH
B. GnRH
C. Inhibin
D. ICSH
Answers
The male hormone that provides negative feedback for the secretion of FSH is GnRH.
The secretion of gonadotropins is inhibited by testosterone's feedback mechanism. Exogenous testosterone has been shown to reduce gonadotropin production, and early studies confirmed that LH and FSH pulse frequency is increased in hypogonadal men.
These results are consistent with the hypothesis that testosterone has an inhibiting impact on the secretion of GnRH. In the case of negative feedback, the consequence of the reaction will be to reverse or bring about the opposite of what the original stimulus intended.
The process of insulin creation and release can be used to explain the concept of negative feedback. Because sugars are absorbed from the digestive tract into the bloodstream after a meal, the amount of sugar in the blood will be higher after the meal.
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Which structure is found only in plant cells and functions in the process of photosynthesis?
W
X
Y
Z
Answers
Answer:
it is X
Explanation:
i gust did the test
Question 5 of 10
What happens to most of the nitrogen in a plant when the plant dies?
O A. It moves into the atmosphere.
B. It is absorbed directly into animals.
C. It remains in the dead plant.
D. It goes back into the soil.
SUI
Answers
Which correctly lists three properties that are used to identify minerals? luster, weight, streak magnetism, size, weight size, weight, luster streak, luster, magnetism
Answers
Answer:
D.
Explanation:
just took the test
Answer:
D
Explanation:
No explanation .
Suppose you were able to watch all of the stages of succession in an area from the beginning to the end. Choose primary, secondary or aquatic succession and explain what you would see at the beginning (including what might have triggered the event if applicable), and the stages in between and at the end of the succession process. Be sure to use any relevant vocabulary from the lesson.
Answers
Aquatic succession is a process by which bodies of water transform into plain land. Aquatic succession is also known as hydrosere succession and hydrarch succession.
What are stages of aquatic succession?1. Phytoplankton stage
Your favorite pond formerly had algae, phytoplankton, bacteria, and zooplankton in its water (small aquatic animals). These tiny organisms create a community as pioneers. Pioneer species produce organic materials and nutrition through photosynthesis. As pioneer species die, the pond bottom becomes sludge.
2. Rooted Submerged
The second stage, rooted submerged, begins when muck builds up and shallowens the pond. Rooted plants get optimal nutrition and sunshine. Chara, Elodea, Ceratophyllum, and Hydrilla are submerged hydrophytes.
Hydrophytes develop and entangle. Sediment enters the pond as these plants die. Rising bottom layers shallow the pond. The pond eventually suits a different vegetation.
3. The Floating stage
In the third stage, rooted, floating plant species grow and develop throughout the pond. These plants' leaves float on the water, obscuring sunlight. This kills submerged plants.
Nymphaea and Trapa have roots. However, rooted floating plants will experience the same thing as submerged plants. As more dead plants fall into the pond, its depth will diminish.
4. Reed-Swamp Stage
Stage four—the amphibious reed-swamp stage—follows. The rooted floating plants at the bottom of the pond will die, enriching the soil and making it more productive for water- and land-loving plants.
Typha and Phragmites, thicker amphibious plants, block sunlight from reaching the pond's depths. Rooted submerged or floating plants die.
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A map of eastern North America, showing the pH of rainfall in the various states, indicates that the pH of rain in New York State varies from 4.22 to 4.40. According to these figures, the most acidic rainfall in New York has a pH of
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Answer:
4.22
Explanation:
The lower the number, the more acidic.
Which of the following answer choices BEST supports the idea that most attempts by scientists to create new elements will fail?
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The answer choice which best supports the idea that most attempts by scientists to create new chemical elements will fail is that: (D) scientists have to repeat their experiments an enormous number of times; if it works once it's seen as a success.
What is a chemical element?A chemical element can be defined as a pure substance that comprises atoms having the same atomic number (number of protons) in its nuclei and as such, it is the primary constituent of matter. Also, a common characteristics for all chemical elements found on the periodic table is mass and volume.
In Chemistry, some examples of a chemical element include the following:
Carbon (C)Oxygen (O)Argon (Ar)Sodium (Na)Potassium (K)Mercury (Hg) Hydrogen (H)Zinc (Zn)In this scenario, we can reasonably infer and logically deduce that a statement which indicates that an attempt by scientists to create new chemical elements will fail is stating that "scientists have to repeat their experiments an enormous number of times; if it works once it's seen as a success." because an experiment to create new chemical elements must be tested and they all should have multiple successful results.
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Complete Question:
Which of the following answer choices BEST supports the idea that most attempts by scientists to create new elements will fail?
(A) Scientists have to create a target with a carefully chosen atom; this is a process that takes months.
(B) Scientists have to smash atoms together and get them to stick; a positive charge makes them repel each other.
(C) Scientists have to bombard particles with specific protons; specialized atoms combine with neutrons.
(D) Scientists have to repeat their experiments an enormous number of times; if it works once it's seen as a success
Why doesn't DNA make mistakes?
Answers
DNA does make mistakes; they are called mutations. This usually happens when there is an error in replication.
what is fart? explain and what do you call it?
Answers
Answer:
Farts — also called flatus (say: FLAY-tuss) or intestinal (say: in-TESS-tuh-null) gas — are made of, well, gas! When you eat, you don't swallow just your food. All of these gases in the digestive system have to escape somehow, so they come out as farts! Gases are also what can make farts smell bad.
the zona pellucida is formed as the follicle becomes a secondary follicle.
Answers
The zona pellucida is shaped as the follicle turns into an optional follicle. The discharges of the bulbourethral organs kill hints of acidic pee in the urethra and act as an ointment during sex.
A scrotal muscle that agreements in light of cold ecological temperature are the cremaster.
The zona pellucida should be visible between the oocyte and the follicular cells. At long last, auxiliary (antral) follicles have an oocyte encircled by different layers of follicular (granulosa) cells in which an antrum should be visible.
The zona pellucida first shows up in unilaminar essential oocytes. It is discharged by both the oocyte and the ovarian follicles. The zona pellucida is encircled by the crown radiata.
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help asap its either a c or d
Answers
Answer:
A) Simple Diffusion
Explanation:
Facilitated diffusion has a protein channel, while simple does not. If its not A, then its definitely D, no doubt
*EXTRA POINTS*
A person pushes the same box with the same amount of force on 3 different surfaces. Which surface exerts the most friction on the box?
Answers
Answer:
Surface A.
Explanation:
The box stops faster than other surfaces here.
This means the surface applies greater frictional force to the box conpared to others.
Which best describe and organisms niche?
Answers
Answer:
A niche is a role a species plays in the ecosystem. In other words, a niche is how an organism “makes a living.” A niche will include the organism's role in the flow of energy through the ecosystem. An organism's niche also includes how the organism interacts with other organisms and its role in recycling nutrients.
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