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No two people are genetically identical, except for identical twins. The main source of
Chapter 23, Problem 2(choose chapter or problem)
QUESTION:
No two people are genetically identical, except for identical twins. The main source of genetic variation among humans is a. new mutations that occurred in the preceding generation. b. genetic drift. c. the reshuffling of alleles in sexual reproduction. d. environmental effects
Questions & Answers
QUESTION:
No two people are genetically identical, except for identical twins. The main source of genetic variation among humans is a. new mutations that occurred in the preceding generation. b. genetic drift. c. the reshuffling of alleles in sexual reproduction. d. environmental effects
ANSWER:
on gene expression.