1 In the movie, Tim says that genetic
mutations are permanent changes to DNA
or RNA. What does this mean?
A
The changes are minor.
B
The changes can't be undone.
C
The changes are major.
The changes can be undone.

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a chair, a bed, and a toothbrush

explanation:

i was told this before by a teacher, so yeah

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.