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xxMikexx [17]
2 years ago
15

Proteins that coat the surface of red blood cells are called

Biology
1 answer:
julia-pushkina [17]2 years ago
6 0

The surface of the human red blood cell is dominated by a small number of abundant blood group active proteins. The major proteins are the anion transport protein (band 3) which has AB(H) activity, and Glycophorin A which has MN activity.

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A segment of dna has 320 nitrogen bases. if 40 of them are cytosine, how many are thymine
NISA [10]
Correct answer - 120 for Thymine.

Why? - 320 Nitrogen bases.
Cytosine = 40, Cytosine = Guanine.
Therefore Guanine = 40.
320 - 80(Cytosine and Guanine)
240.
Adenine and Thymine = ?
Adenine = x and Thymine = x.
2x = 240.
X = 240/2
X = 120.
Adenine 120, Thymine = 120, Cytosine = 40 and Guanine = 40.
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