taylormeredith413 taylormeredith413

08-04-2020
Biology

contestada

What causes the differences in physical characteristics like hair color among people?

A: different version of genes

B. Variations in DNA length

C. Different number of chromosomes

D. Variations in nucleus size

Hurry in a test

Respuesta :

Chasech10 Chasech10

08-04-2020

Answer:

A

Explanation:

isn't really that hard... no offence

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