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klio [65]
3 years ago
6

What is melanin and what is its role in the epidermis?

Biology
1 answer:
Misha Larkins [42]3 years ago
7 0
Melanin provides pigmentation to the skin and it also provides UV ray protection (which is its role in the epidermis).  
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¿Qué moléculas conforman las cadenas de nucleótidos?
yaroslaw [1]

Answer:

English:

RNA and DNA are polymers made up of long chains of nucleotides . A nucleotide is made up of a sugar molecule (ribose in RNA or deoxyribose in DNA) attached to a phosphate group and a nitrogen base. The bases used in DNA are adenine (A), cytosine (C), guanine (G), and thymine (T).

Spanish:

El ARN y el ADN son polímeros formados por largas cadenas de nucleótidos. Un nucleótido está formado por una molécula de azúcar (ribosa en el ARN o desoxirribosa en el ADN) unido a un grupo fosfato y una base nitrogenada. Las bases utilizadas en el ADN son la adenina (A), citosina (C), guanina (G) y timina (T).

4 0
4 years ago
How is G0 represented?
earnstyle [38]
With respect, G0 meaning what?
7 0
3 years ago
Control of (blank) synthesis is the key to controlling the chemical pathway of the cell.
strojnjashka [21]
Controlling the synthesis of proteins is the key to controlling the chemical pathways in the cell.
This is because proteins have key roles in many chemical reactions in the cell.
The most important proteins for the chemical reactions in the cell are enzymes.
Enzymes catalyze many chemical reactions, therefore, the control of the enzyme synthesis is a direct way of controlling other chemical reactions in the cell.
3 0
3 years ago
A group of plants cells was exposed to radiation, which damaged the chloroplasts and caused them to lose function. If the mitoch
melisa1 [442]

Answer: <u>The Plant Cell would die</u>

<u />

Explanation: Although the <u>Mitochondria</u> is unharmed the <u>Plant Cell</u> still needs the<u> Chloroplasts</u> because they are responsible for <u>Photosynthesis </u>which gives the plant energy, And without the Chloroplast ,Photosynthesis cannot be started

5 0
3 years ago
Where is Earth located in relation to the sun?
klemol [59]
93AU from the surface of the sun, or the third planet out from the surface of the sun.
5 0
3 years ago
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