AnswersCV Q4 MJ Science 3 Adv 2002110 Compacted Review of Grade.7.Life for SSA PrepGenetic CodeQuestion 2
2
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Genetic Code

Question 2 of 10 • CV Q4 M/J Science 3 Adv 2002110 Compacted Review of Grade.7.Life for SSA Prep

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

Answer
d
different versions of genes
v
variations in DNA length
d
different numbers of chromosomes
v
variations in cell nucleus size
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