Biology, 12.01.2021 01:50 dmfraley01
Humans have 23 pairs of chromosome in every body cell. Even one extra chromosome causes death or serious disorders. For example, an
extra copy of chromosome 21 causes Down syndrome.
Which of the following are affected in a human being with an extra chromosome? Choose the three items that apply.
a
b
genotype
phenotype
genetic instructions
acquired traits
C С
Od
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Humans have 23 pairs of chromosome in every body cell. Even one extra chromosome causes death or ser...
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