1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Taya2010 [7]
3 years ago
15

Why is dark skin (a result of increased melanin production in equatorial peoples) likely a response to ultraviolet (uv) radiatio

n?
Biology
1 answer:
Vikentia [17]3 years ago
5 0
Your skin gets damaged to prolong exposure to U.V. Resulting in darkening of the skin
You might be interested in
Blood typing is based on the presence of proteins known as __________ on the outer surface of the red blood cell plasma membrane
tensa zangetsu [6.8K]

Answer: Option B) Antigens

Blood typing is based on the presence of proteins known as antigens on the outer surface of the red blood cell plasma membrane.

Explanation:

Blood groups A, B, AB, and O are determined based on the antigen-antibody reactions between donor and recipient bloods.

For instance,

- Blood type A has antigen A on its plasma membrane

- Blood type B has antigen B on its plasma membrane

- Blood type AB has both antigen A and antigen B on its plasma membrane

- while blood type O has neither antigen A nor B on its plasma membrane

So, antigens is the answer

8 0
4 years ago
Another name for cell division is the
djverab [1.8K]
M phase, or mitosis. 

(You don't need to know this for your course but more properly cell division could also refer to meiosis or binary fission.)
5 0
4 years ago
Read 2 more answers
Respiration is a process where many chemical bonds inside the body break and release energy. This energy is used to perform vari
dangina [55]

Answer:

The  correct answer is chemical energy from broken bonds is transformed into mechanical energy.

Explanation:

Muscle contraction need energy in form of ATP.ATP contain 2 high energized phosphoanhydride bonds.

                  The hydrolysis of phosphoanhydride bonds releases chemical energy which is transformed into mechanical energy for helping the muscles to move.

5 0
3 years ago
Read 2 more answers
Mammals do not live in the tundra, because the climate is too extreme. Please select the best answer from the choices provided T
Ivanshal [37]

my guess is False i think that is the correct answer, because their are mammals that live in the tundra.

5 0
4 years ago
Read 2 more answers
What Best describes the advantage of using the model of a food web?
KatRina [158]
The anwser would be 1
5 0
3 years ago
Read 2 more answers
Other questions:
  • In reviewing mammogram results with a patient, the results reveal fibrocystic changes. these findings will most likely cause ___
    7·1 answer
  • What are the 3 steps of Natural Selection?
    11·1 answer
  • True or False? Invertebrate animals represent the largest and most diverse group of animal species on the planet.
    13·1 answer
  • External fertilization occurs in which type of environment?
    8·1 answer
  • Which scale would a geologist use to estimate the total energy released by an earthquake?
    12·2 answers
  • What is the Gradual change in a population that occurs due to natural selection
    6·1 answer
  • The diagram shows the karyotype of a female with Patau syndromePatau syndrome is known as trisomy 13 and is caused by the presen
    11·1 answer
  • Nick predicts that wax has a higher melting point than chocolate. How can Nick test his prediction?
    13·2 answers
  • Suppose that we study a gene that has been linked to coronary heart disease. We find in a pilot study that in subjects with the
    8·1 answer
  • ANSWER THIS FOR 20 POINTS!!!
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!