Without genetic variation, some of the basic mechanisms of evolutionary change cannot operate. Consider the three primary source
s of genetic variation.
1. mutations
2. gene flow
3. sexual reproduction
Review the diagram involving meiosis and fertilization. In all three scenarios, other than the principles governing meiosis, what is the source of genetic variation?
A)mutation
B) gene flow
C) nondisjunction
D) random assortment
1. mutations
2. gene flow
3. sexual reproduction
Review the diagram involving meiosis and fertilization. In all three scenarios, other than the principles governing meiosis, what is the source of genetic variation?
A)mutation
B) gene flow
C) nondisjunction
D) random assortment
1 answer:
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