Biology, 20.11.2020 20:20 punchbug007
How do genetic diseases in offspring, that were not present in parents, occur
A.)They occur by chance in one or a few egg or sperm cells, or right after fertilization
B.)They occur from lack of nutrients to the offspring
C.)Mutations only occur if the mother and father pass them on.
Answers: 3
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How do genetic diseases in offspring, that were not present in parents, occur
A.)They occur by chan...
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