Plz im begging you for a answer, my teacher is checking my progress!!!!!!!!!!!!!!!!!!!!!!!!!
Anthropologists have concluded that modern day humans originated from the continent of Africa. Looking at the distribution of skin tones we now see all over the world today explain why this pattern is makes sense for what we see today.

MUST USE AND HIGHLIGHT THE FOLLOWING KEY TERMS: variation, direct sunlight, UV radiation, Vitamin D, folate (folic acid), equator, evolution, parents, offspring, Africa, survival, natural selection, genes, latitude, adapt/adaptation

Answers

Answer 1

Answer:This pattren makes sense for what we see evryday is beacause each skin color come from somewhere like the skin color white it moslty comes from english speaking countries.

Explanation:Hope it helped


Related Questions

What are the phenotypes of an organism?
A. the organism's genes

B. the organism's physical traits

Answers

Answer:

A.

Explanation:

The term "phenotype" refers to the observable physical properties of an organism; these include the organism's appearance, development, and behavior. An organism's phenotype is determined by its genotype, which is the set of genes the organism carries, as well as by environmental influences upon these genes.

Answer:

A. the organism's genes

Explanation:

The phenotypes of an organism are the genes carried by the organism.

Which of the following best represents the purpose of fertilizers?

Answers

Answer:

Fertilizer, natural or artificial substance containing the chemical elements that improve growth and productiveness of plants. Fertilizers enhance the natural fertility of the soil or replace the chemical elements taken from the soil by previous crops.


What is the name of a network of interconnected food chains showing the energy flow through an ecosystem?

Answers

Answer:

Food web

Explanation:

Why do animals that are active at night tend to have trouble seeing in color?

Answers

Nocturnal animals have more rod cells in their eyes as compared to humans and other animals active during the day. These rod cells serve as light receptors and help them see in dim light.

Why do you think genetic orders do not completely disappear from the human population, even though there are great researchers and excellent health care? PLS HELP

Answers

Answer:

Because we have not yet figured out to successfully remove/change genes on a large scale. Once we do, genetic disorders will no longer be as prevalent.

Explanation:

Braintliest please.

What causes the reaction rate to decrease as the reaction progresses?​

Answers

The concentration of the reactants decreasing causes the reaction rate to decrease as the reaction progresses?

How many protons does a lithium atom have

Answers

How many protons does a lithium atom have? Answer 3
The answer is 3 protons

1 a
Starting with the mouth, list the structures that air passes through in order for oxygen
to be absorbed by a red blood cell.
red
blood
cell
mouth
tracheal​

Answers

Answer:

The nostrils, nasal cavity, pharynx, larynx, trachea, bronchi and bronchioles.

Explanation:

The air enters to the mouth and passes through nostrils, nasal cavity, pharynx, larynx, trachea, bronchi and bronchioles and finally reaches alveoli where the exchange of gases such as carbondioxide and oxygen. The hemoglobin takes carbondioxide gas from the cells that are present all over body to the lungs. Their this carbondioxide gas is removed from the hemoglobin and absorb oxygen. This carbondioxide gas is releases from the body on the same pathway but reverse in direction.

a nucleotide consists of?
A.a phosphates sugar and a nitrogen base
B.a sugar and a nitrogen base
C.a phosphate, an amino acid and a nitrogen base
D.a sugar, a protein and uracil

Answers

Answer:

a

Explanation:

a nucleotide consists of a phosphates sugar and nitrogen base.

are all insects harmful?​

Answers

No, not all insects are bad. Insects get labeled as "pests" when they start causing harm to people or the things we care about, like plants, animals, and buildings. Out of nearly one million known insect species, only about one to three percent are ever considered pests.

What is the name of the organelle labeled with the letter A?
A
B
o
ה ס ד ה I
N
M
к
Animal cell

Answers

Answer:

the label letter A is lysosome

Darwin hypothesized that new species could appear gradually through small changes in an ancestral species. What experiment did he conduct to test this hypothesis?

Answers

Answer:

Darwin conducted an experiment with breeding pigeons.

Explanation:

The pigeons provided the perfect animal to test his theory of selection for quite a number of reasons including its trait diversity from wing structures to color patterns to size to flight patterns. From these experiments he concluded that by natural selection of randomly occurring traits that make species better suited for survival and reproduction, evolve in the astounding diversity of organisms on Earth today.

(not my words)

Answer:

its b

Explanation:

Which process produces diploid cells?
A. Mitosis

B. Meiosis

Answers

Answer:

the answer is: A

Explanation:

mitosis

Answer:

Mitosis produces 2 diploid cells.

Describe movement of molecules to maintain a healthy cell environment. Explain in details

Answers

Answer:

Very necessary for its survival.

Explanation:

Movement of molecules is very important to maintain a healthy cell environment because some molecules are required by the cell for its growth and development. Some molecules moves inside the cell environment through a semi-permeable membrane such as glucose, oxygen, potassium etc while on the other hand, some molecules are removed from the cell which are waste materials such as carbondioxide etc. If these waste materials are not removed from the cell, it greatly damaged the cell.

What stage of photosynthesis uses
carbon dioxide to make glucose?
A. Light reactions
B. Calvin Cycle
C. ATP synthesis
D Cellular respiration

Answers

Answer:

light reaction because glucose is a factor of sugar.

How would the sweat glands react when the temperature gets really cold? What about the hair follicles in your skin?

Answers

Your sweat glands would close.
The sweat glands would stop secreting sweat.
The hair erector muscles in the skin would contract causing the hairs on the skin to stand up (this may cause the appearance of goosebumps). The erect hairs trap a thin layer of air that acts as insulation against heat loss from the body to the environment.

A species is an organism that has different traits cannot______ with other organisms.

1) breed
2) evolve
3) exist
4) survive

Answers

Answer:

2 evolve

I hope your answer is correct

For every action or force
in nature, there is an equal
and opposite reaction.

Answers

Answer:

Newton's Third Law of Motion

Explanation:

Newton's third law of motion states that any object that has a force applied to will react in the opposite direction

Hope It Helps you!!

What is the pancreas? What are the main secretions of the pancreas,which aids in digestion?​

Answers

Answer:

The pancreas is a large gland located behind the stomach, close to the first part of the small intestine.

Lipase that breaks down fats, Amylase that breaks down carbohydrates, Protease that breaks down proteins

Explanation:

PLZZZZZZZZ HELPPPP!
What is an example of an event that can compromise an ecosystem?
1.seasonal climate change
2.seasonal dry period
3.d eveloping land around cities
4.high temperatures

Answers

Answer: Seasonal climate change

Explanation:

Answer:

1. Seasonal climate change

Explanation:

oh, and can you please talk to Miracle, she needs a lot of help right now since her grandma passed away

this type of cell is found in females and is needed for reproduction​

Answers

Answer:

egg cell

Explanation:

Gametes are an organism's reproductive cells. They are also referred to as sex cells. Female gametes are called ova or egg cells, and male gametes are called sperm. Gametes are haploid cells, and each cell carries only one copy of each chromosome.

Gametes is the answer❤️

Which of the following processes takes place in the ribosomes of a cell?
O A. Transcription only
O B. Translation only
O C. Transcription and translation
O D. Replication only

Answers

Answer:

B.Translatiin only

Answer:

Option B Translation only

Explanation:

Please Mark me brainlist

what is an embargo? can someone give me an answer to this question? :))

Answers

Answer:

An embargo is a government order that restricts commerce with a specified country or the exchange of specific goods.

An embargo is usually created as a result of unfavorable political or economic circumstances between nations.

Answer: 1 : an order of a government prohibiting the departure of commercial ships from its ports. 2. : a legal prohibition on commerce. a trade embargo.

Why didn’t Darwin understand that genetics has passed on.

Answers

Answer:

Darwin did not know that DNA would become an important part of his Theory of Evolution. In fact, the subcategory of evolution called microevolution is completely based on DNA and the mechanism of how genetic information is passed down from parents to offspring.

Explanation:

DARWIN'S DIFFICULTIES WITH BLENDING INHERITANCE AND HIS THEORY OF PANGENESIS. Darwin failed to understand the significance of these results because he had no model of particulate inheritance that could be applied to genetic data.

A Russian citizen has illegally obtained a Siberian tiger and is trying to sell the tiger’s fur in the United States. What treaty does this violate?
A.Tiger Treaty
B.Lacey Treaty
C.CITES
D.EPA

Answers

Answer:

Cites,

Explanation:

Another Answer on Brainly

The treaty that the Russian citizen violated is CITES or Convention on International Trade in Endangered Species. The treaty was drafted from 1973 in order to protect the over - exploitation of wildlives.

A Russian citizen has illegally obtained a Siberian tiger and is trying to sell the tiger’s fur in the United States, CITES treaty does this violate. Therefore, the correct statement is option C.

What is CITES?

CITES, or the Convention on International Trade in Endangered Species of Wild Fauna and Flora, is the treaty that this action would break. Since Siberian tigers are considered an endangered species, the Convention on International Trade in Endangered Species (CITES) regulates international trade in their parts or products.

A violation of CITES regulations is the illegal possession, sale, or transportation of an endangered species or its parts or products, like fur, without the necessary permits or documentation.

The Lacey Act is a US regulation that denies the exchange unlawfully got natural life, plants, and their items, yet refers to a worldwide settlement that oversees the exchange of jeopardized species across borders. The United States Environmental Protection Agency (EPA) is in charge of enforcing environmental laws.

Therefore, the treaty that this action would violate is CITES (Convention on International Trade in Endangered Species of Wild Fauna and Flora).

Learn more about the CITES here:

https://brainly.com/question/30421026

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22. What is the importance of cilia and flagella for
microorganisms?

Answers

Motile cilia use their rhythmic undulation to sweep away substances, as in clearing dirt, dust, micro-organisms and mucus, to prevent disease.

A structural protein collagen sometimes has a mutation that can causes a condition in which bones are weak and break easily. Which of the following are components (monomers) of collagen?
a. Amino acids

b.Nucleotides

c.Fatty acids

d.Carbohydrates

Answers

is fatty acids have good day

Explain in at least five sentences what you've learned about how
global warming and climate change are impacting our Earth in different regions of the world.

Answers

Explanation: I'd first address the issue as a whole and explain the meaning and the general impacts of climate change, then use a variety of different places. For example, global warming causes the ice caps to melt in Antarctica. Then, explain how this has an impact on the environment meaning that polar bears could be in life-threatening situations and possibly even become extinct in the future which has a further impact on other animals in that food chain and ecosystem. This is just one example. You could also explain the unbearable heat in countries nearer the equator, which prevent crops from growing; the sea levels rising; or extreme weather events like huge flooding or heatwaves. It depends what you have learnt about in class, but I'm assuming it would be about this sort of thing.

Answer:

Higher death rates. ...

Dirtier air. ...

Higher wildlife extinction rates. ...

More acidic oceans. ...

Higher sea levels.

hope it helps

What is the energy source in photosynthesis?

Answers

sunlight is the source of energy for photosynthesis.

Answer:

the sun

.................

What is the sequence of the mRNA that would be written during transcription of this piece of DNA?

Answers

Answer:

AUCUAG is the correct combination

Explanation:

replace every letter with its xorresponding base pair of mRNA where A=U, T=A , C=G

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