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viva [34]
3 years ago
11

What is the name of the substance that gives skin and hair its pigment?

Biology
1 answer:
statuscvo [17]3 years ago
6 0
It is called melanin 
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What is the process of mountain building called
Hitman42 [59]

I think the answer is: orogenisis


Good luck! XD

4 0
3 years ago
Miles wants to write the equation for photosynthesis. The diagram below represents one of the molecules in the equation. mc016-1
kvv77 [185]

Answer: C_6H_{12}O_6

Explanation: Photosynthesis is a phenomenon in which green plants containing chlorophyll use sunlight as a source of energy to convert carbon dioxide and water to form glucose and oxygen.

Photosynthesis is the process used by plants, algae and certain bacteria to convert energy from sunlight and turn it into chemical energy in the form of glucose which is used a s a source of energy by many organisms.

The balanced chemical equation for photosynthesis is written as :

6CO_2+6H_2O\overset{sunlight}\rightarrow C_6H_{12}O_6+6O_2

4 0
3 years ago
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Which receptor on the helper T-cell recognizes the specific antigen from an antigen-presenting cell? Which receptor on the helpe
IgorLugansk [536]

Answer:

TCR

Explanation:

Helper T cells are the CD4T cells that are present in the inactive form. These cells have receptors for antigens on their surface. These antigen receptors are called T-cell receptors (TCRs). The function of TCR is to recognize and bind to specific foreign antigen fragments that are presented in antigen–MHC complexes. Different helper T cells have their unique TCRs to recognize a specific antigen–MHC complex. The CD4 proteins of helper T cells also interact with the MHC antigens and help maintain the TCR–MHC coupling.

5 0
3 years ago
How do you get liquid nitrogen out of a frozen embryo?
Westkost [7]

Answer:

Embryo freezing, or cryopreservation, is a process that freezes and stores fertilized eggs for later use. It can help people preserve fertility and have options for pregnancy later in life. If you're considering embryo cryopreservation, talk to your primary care provider, gynecologist or fertility specialist.

Explanation:

4 0
2 years ago
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Which process helps regulate Earth's climate by transporting warm seawater to colder regions of seawater?
erma4kov [3.2K]

Answer: The real answer is actually WATER CYCLE.

Explanation:it can be tides

8 0
4 years ago
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