How do you think that natural selection was involved in the evolution of the hair-like structures?

Answers

Answer 1

Answer:

maybe it helped people with health and skin care so maybe it inspired them to also use it for hair and it worked I hope this is something that atleast helped you sorry if it seems stu-pid

Explanation:

Answer 2
According to Darwin’s theory:

During human evolution, there was natural selection for the loss of body hair, as it enabled them to better stay cool and to therefore hunt throughout the day.

Early humans went from bodies covered in hair (Ex. Chimpanzee) to having mostly hairless bodies, excluding the heads and other areas.

Related Questions

write a 1 paragraph explanation on how the Big Bang is the start of the universe.

Answers

Answer:

The Big Bang Theory is the leading explanation about how the universe began. At its simplest, it says the universe as we know it started with an infinitely hot, infinitely dense singularity, then inflated — first at unimaginable speed, and then at a more measurable rate — over the next 13.8 billion years to the cosmos that we know today.

Because current instruments don't allow astronomers to literally peer back at the universe's birth, much of what we understand about the Big Bang Theory comes from mathematical formulas and models. Astronomers can, however, see the "echo" of the expansion through a phenomenon known as the cosmic microwave background.

While the majority of the astronomical community accepts the theory, there are some theorists who have alternative explanations besides the Big Bang — such as eternal inflation or an oscillating universe..

Explanation:

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what is the biggest job that nucleic acids have

Answers

Answer:

the biggest job DNA and RNA have it making protein which are found inside the cell

basically the main function of a nucleic acid is to carry your biological information.

Which of these is a characteristic of a sustainable city?
A. Efficient mass transit between suburbs and the city center
B. Few green areas located near the city center
c. Strict zoning that prevents residential areas from being located near
business areas
Х
D. Well-maintained roads that prevent the need for too much walking

Answers

Answer:

B

Explanation:

Answer:

A

Explanation:

answer is a I had to learn the hard way

A small size is advantageous for marine organisms because it ________. increases the surface area to volume ratio that in turn reduces frictional resistance to sinking increases the ability to absorb nutrients increases the ability of wastes to diffuse out of the organism All of the above

Answers

Answer:

increases the ability of wastes to diffuse out of the organism

Explanation:

A small size of an organism is advantageous for marine organisms because it increases the ability of wastes to diffuse out of the body of organism. Small size of an organism produces less amount of waste material and these organism does not need a very special and complex excretory system so simple diffusion of waste material occurs from the body in order to clean the body.

Please help me on this

Please help me on this

Answers

Either a or c or b that’s all I gotta say
It would be A due to the fact that without trees and other plants to suck up the water and absorb it, the water could just freely run into cites that are not prepared for the increase in water.

how can you prevent transmission of cholera from a patient to a healthy person?

Answers

Description:

To prevent transmission of cholera from a patient to a healthy person you should use safe water meaning clean water. Wash your hands with clean water with soap. Also cook food well mostly see food including fish

Answer:

Use safe water

Wash your hands with soap and clean water

Cook well mostly see food including fish

Please mark brainliest

Hope this helps.

a measure of the total amount of life that is able to grow and exist in a particular area is called _________
A. the climate
B. species richness
C. the altitude
D. productivity​

Answers

Answer: B

Explanation:

Answer:

It’s D

Explanation:

which of the following are examples of reflexes regulated by the autonomic nervous system (ans) ? 0.5 points voluntary movements flexing arm muscles heart rate motility of digestive system reflex arc of patella pupils

Answers

Among the given options, the examples of reflexes regulated by the autonomic nervous system (ANS) are heart rate, motility of the digestive system, and pupils.

The autonomic nervous system is responsible for controlling involuntary functions in the body. The regulation of heart rate, which adjusts according to the body's needs, is controlled by the ANS.

The motility of the digestive system, including the contraction and relaxation of smooth muscles in the gastrointestinal tract, is also under ANS control. Lastly, the dilation and constriction of pupils, in response to changes in light intensity or focusing on near or distant objects, are reflexes regulated by the autonomic nervous system.

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Complete Question:

Which of the following are examples of reflexes regulated by the autonomic nervous system (ANS)?

Select all that apply: 0.5 points

Voluntary movementsFlexing arm musclesHeart rateMotility of digestive systemReflex arc of patellaPupils

State the main differences between meristematic tissues and permanent tissues.

Answers

Answer:

difference between meristematic and permanent tissues.

Explanation:

Meristematic tissues in plants consist of a mass of undifferentiated cells whose main function is to participate in plant growth. Permanent tissues, on the other hand, are differentiated tissues, carrying out dedicated functions.

What birth weight in a neonate indicates that the infant is a very low birth weight (VLBW) infant?
a.900 g
b.1300 g
c.1700 g
d.2000 g

Answers

A very low birth weight (VLBW) infant is defined as a newborn with a birth weight of less than 1500 g. In this case, 900 g falls below the 1500 g threshold.

This weight falls below the threshold for VLBW and signifies a significantly low birth weight. VLBW infants often require specialized medical care and support due to their increased risk of complications and health challenges.

It's important to note that the care and management of VLBW infants involve a multidisciplinary approach involving neonatologists, nurses, and other healthcare professionals to optimize their outcomes and ensure their well-being

Therefore, option a is the correct answer.

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Write in a table the definition of sexual and asexual reproduction with their differences and example of each
please answer asap

Answers

Sexual reproduction involves the fusion of two gamates (haploid cells), resulting in diploid cells with genetic variation. On the other hand, asexual reproduction involves the division of a diploid cell resulting in cells genetically identical to the parental one.

What are sexual and asexual reproductions?

Asexual reproduction involves the division of a cell through mitosis or fission, resulting in two equal cells carrying the exact same information and genetic charge. In several organisms, these dividing cells are diploid.

Sexual reproduction involves two haploid cells (gametes) that merge and compose a diploid cell. The genetic information of these new diploid cells is different from the parental one because gametes from each parent introduce genetic variability. Gametes are produced by meiosis.

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URGENT PLS HELP!

What are trophic levels? Be able to identify and label decomposers, primary producers, primary consumers, secondary consumers, and tertiary consumers

Answers

Answer:

The trophic levels are producers(primary), herbivores (primary consumers), carnivores or omnivores(secondary), and usually carnivores for tertiary.

Explanation:

Decomposers (fungi) eat dead things, producers are plants, whoever eats plants are primary consumers (bug), whoever eats them are secondary (bird), whoever eats secondary is tertiary (fox).

A pea plant will be tall if it has at least one tall allele in its genome. A plant will be dwarf only if it has two alleles for the dwarf phenotypes. What conclusion can be drawn based on this information?

Answers

Answer: The conclusion is that plant have two allele for determing its height i.e T(which is dominant) and t(which is recessive). The dominant expresses itself in both homozygous and heterozygous condition whereas the recessive expresses itself only in homozygous condition.

4. Which of the following is true regarding genetic mutations?
a. All mutations are harmful.
b. All mutations are beneficial to the organism.
c. Mutations can be harmful, beneficial, or have no effect on the organism.

Answers

Answer:

C

Explanation:

mutations can be harmful, helpful, or neutral depending on the environment

Suppose the current exchange rate between Germany and Japan is 0.02 =C/¥. The euro-denominated annual continuously compounded risk-free rate is 4% and the yen-denominated annual continuously compounded risk-free rate is 1%.
a. What are the 6-month euro/yen and yen/euro forward prices

Answers

The 6-month euro/yen forward price is 0.0201185 €/¥.

The 6-month yen/euro forward price is 49.7307 ¥/€.

To calculate the forward prices, we need to consider the interest rate differentials between the two currencies.

1. Calculate the euro/yen forward price:

  Forward price = Spot price × (1 + Euro interest rate) / (1 + Yen interest rate)

  Forward price = 0.02 × (1 + 0.04) / (1 + 0.01)

  Forward price = 0.0201185 €/¥

2. Calculate the yen/euro forward price:

  Forward price = 1 / Euro/yen forward price

  Forward price = 1 / 0.0201185

  Forward price = 49.7307 ¥/€

Therefore, the 6-month euro/yen forward price is 0.0201185 €/¥, indicating the amount of yen needed to buy one euro in the future. The 6-month yen/euro forward price is 49.7307 ¥/€, indicating the amount of euros needed to buy one yen in the future.

These forward prices are determined based on the interest rate differentials and expectations of future currency exchange rates.

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Which of the proteins analyzed by Western blot did you expect to travel the fastest/greatest distance on the gel?
a. His-tagged DHFR
b. GST-DHFR-His
c. Myc-Flag-tagged DHFR
d. Tubulin

Answers

Tubulin is the protein analyzed by Western blot expect to travel the fastest/greatest distance on the gel

Tubulin is a protein component of microtubules, which are important structural elements involved in various cellular processes such as cell division, intracellular transport, and cell shape maintenance. Tubulin is a relatively small protein with a molecular weight of around 50-55 kDa. In Western blot analysis, the mobility of proteins on the gel is inversely proportional to their molecular weight. Smaller proteins can migrate more easily through the pores of the gel matrix, resulting in greater distance traveled during electrophoresis.

In comparison to the other options provided, tubulin has a lower molecular weight than His-tagged DHFR, GST-DHFR-His, and Myc-Flag-tagged DHFR. His-tagged DHFR and GST-DHFR-His are fusion proteins, which are typically larger due to the inclusion of additional protein domains or tags. Myc-Flag-tagged DHFR also includes multiple tags, which can increase its size. Therefore, based on molecular weight considerations, tubulin would be expected to travel the fastest and cover the greatest distance on the gel during Western blot analysis.

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Identify the phenotype of the offspring represented by the question mark in Figure 11-4:

Identify the phenotype of the offspring represented by the question mark in Figure 11-4:

Answers

Answer:

The guinea pig's phenotype (physical appearance) will be rough white hair

Prolactin (PRL) is a pituitary hormone that regulates milk production in lactating mammals.

a. True
b. False

Answers

Answer:

true

Explanation:

Which condition causes a hurricane to rotate? a local storm surge the Coriolis effect several large waves severe coastal flooding

Answers

Answer:

the coriolis effect

Explanation:

took the test

The Coriolis effect is the condition which causes a hurricane to rotate in this context.

What is Coriolis effect?

This effect makes things traveling long distances around Earth appear to move at a curve.

The hurricane when under the Coriolis effect will therefore make it rotate thereby making option B the most appropriate choice.

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Use the cladogram about fish to answer the following questions.

Which of the following best describes the organism located at point B?

does not have jaws

has bones, but not jaws

has bones

has jaws, but not bones


Not all individuals in a population will survive to reproduce. Those that do, pass their
to their offspring.

Answers

Answer: D

Explanation:

it has Jews but not bones

What is the significance of observations to a hypothesis?

Answers

The significance of observations is that the gathering and recording information, which allows them to create and eventually test ideas and hypotheses.

What does a hypothesis' observation mean?

Statement or advice that explains certain misconceptions regarding certain facts. A hypothesis is put to the test to see if it is true. observation. Noun. something that is determined from observing and measuring a pattern or object.

Why does hypothesis have a greater significance than observation?

A successful prediction is widely considered as offering greater strong support for a hypothesis than a conventional account of the data. This is due to the fact that the theory should be compatible with other research discoveries in addition to fitting the facts that contributed to its development.

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What is the number of chromosomes in a haploid cell?

Answers

Answer:

23 chromosomes

Explanation:

In humans, gametes are haploid cells that contain 23 chromosomes, each of which a one of a chromosome pair that exists in diplod cells. The number of chromosomes in a single set is represented as n, which is also called the haploid number. In humans, n = 23.

Answer:

23 chromosomes

Explanation:

In humans, gametes are haploid cells that contain 23 chromosomes, each of which a one of a chromosome pair that exists in diplod cells. The number of chromosomes in a single set is represented as n, which is also called the haploid number. In humans, n = 23.

Is an artery considered an organ?

Answers

No, an artery is not considered an organ. An organ is a group of tissues that work together to perform a specific function. Examples of organs include the heart, lungs, liver, and kidneys.

An artery, on the other hand, is a type of blood vessel that carries oxygen-rich blood away from the heart to the rest of the body. Arteries are an important part of the circulatory system, but they are not considered organs because they are not made up of multiple types of tissues working together.

Arteries are a type of blood vessel that carry oxygenated blood away from the heart to the body's tissues and organs. They are thick-walled and muscular, which allows them to withstand the high pressure of blood flow that comes from the heart.

There are many different arteries in the body, such as the carotid arteries in the neck, the femoral arteries in the thigh, and the coronary arteries in the heart.

While arteries are not organs, they are essential components of the circulatory system, which is made up of the heart, blood vessels, and blood.

The circulatory system is responsible for transporting blood throughout the body, delivering oxygen and nutrients to the body's tissues and organs, and removing waste products. Arteries play a critical role in this process, as they are responsible for carrying oxygen-rich blood to the body's tissues and organs.

In summary, while arteries are an important part of the body, they are not classified as organs.

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What are the possible gamete combinations for this example (a heterozygous tall woman)?​

Answers

Answer:

Tt. TT

Explanation:

those are the only two possible, unless tall is a recessive trait, then it's tt

plant cell can prepare their own food. Why?​

Answers

Plants make their own food by a process called Photosynthesis. ... Photosynthesis is done with the help of carbon-dioxide, water, and sunlight. The end products of photosynthesis are oxygen, which the plants release, and carbohydrates, which become the plants' source of energy

Plant cells contain chloroplast which contains a pigment called chlorophyll that takes in the sunlight and creates food and energy for the plant to survive and grow. This process is known as Photosynthesis, which is the process of preparing and creating food for the plant to grow and get energy. This process uses carbon dioxide, water and sunlight to create food and turns the carbon dioxide to oxygen for other living beings to use.

Hope that helped

2. A scientist who has no
Contribution for the
development of the cell theory
could be:
O A. Rudolf Virchow
O B.Theodor Schwann
O C.Louis Pasteur
O D.ReneDutrochet​

Answers

Answer:

The answer is C................

The answer should be B

PLEASE HELP ME I WILL MAKE YOU BRAINLIEST!!!!!!! Need help with number 31!!

PLEASE HELP ME I WILL MAKE YOU BRAINLIEST!!!!!!! Need help with number 31!!

Answers

Explanation:

A is 6H2O

B is C6H12O6

C is 6O2

What is the function of lysosomes?​

Answers

Answer:

To break down bacteria

Explanation:

Answer:

it contains lytic enzymes that destroy aged and unwanted cell organelles. it sometimes destroys the entire cell.the key point is it destroys aged and unwanted cell organelles.

what is the correct pairing of neurotransmitters in the parasympathetic division of the autonomic nervous system?

Answers

The correct pairing of neurotransmitters in the parasympathetic division of the autonomic nervous system is that both release ACH.

What is ACH?


Acetylcholine inside the autonomic nervous system. The neurotransmitter in preganglionic sympathetic and parasympathetic neurons of the autonomic nervous system is called acetylcholine (ACh).

The heart, lungs, upper gastrointestinal tract, and sweat glands all have muscarinic acetylcholine receptors on their peripheral nerve systems.

The central and peripheral nervous systems depend on acetylcholine, a sort of chemical messenger or neurotransmitter, to function properly. It aids in learning, memory, and attention as well as the control of muscular motion and autonomic bodily processes.

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1. Mimi is a five year-old who has recently joined Linn’s kindergarten classroom. She is hard of hearing and requires hearing aids, and has limited speech. She can speak, but the quality of her voice is obviously affected. The other children have noticed and have been asking why she sounds different than they do. How would you handle this situation? What steps can Linn take to help Mimi in this transition while at the same time manage the other children’s curiosity and interest?





2. Paula is a six year-old in your classroom who has diabetes. Her diabetes is controlled by insulin injections. The diabetes is pretty well under control because she tests her urine several times a day, which means having to leave the classroom several times a day. Depending on her blood sugar levels, she may need to eat a snack right away. How can you adjust the classroom so that Paula doesn’t ‘stand out’ from her peers? Describe the strategies you might use in creating an inclusive setting?





3. Malin has come to your childcare program with some serious vision difficulties. He is almost three and has great physical control. What could you do to help him adjust to your center and how can you maximize the learning environment for him?




4. As a teacher of a toddler-age group, you notice that Doris is displaying possible symptoms of autism. How do you approach the family with your concerns? How do you prepare for the meeting? Who would you refer the family to and why?






5. Jeremy is 5 years old, and has moderate to severe asthma. His parents are divorced and they disagree on how his asthma should be managed. His mother wants to use conventional asthma medical treatment, but his father wants to use homeopathic treatments. You get different instructions about what to do depending on who drops the child off at preschool. What are the issues here, and how do you think it is best to communicate with the family?

Answers

Answer:

This is a personal based question, however I would answer it this way:

1. I would change the learning method for the student/s to make it more hands on or reading based (something that does not require as much speaking and listening). Educating people about this disability (at an age appropriate level of understanding) can reduce discrimination.

2. (Something along the lines of allocating more breaks catering to her whilst other classmates are distracted and emerged in a task)

3. (Something along the lines question one in regards to changing learning strategies, in this case more listening based tasks that don't require a lot of visuals).

4. (Something along the lines of researching inclusiveness and about the disability. Would refer the family to psychologists.)

Explanation:

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