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45 votes
Polyploidy is the condition in which A. a piece of a chromosome breaks off and reattaches to another chromosome. B. an organism has an extra set of chromosomes. C. a mutagen speeds the mutation rate. D. an insect develops a resistance to a pesticide.​

User New Pagodi
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1 Answer

16 votes
16 votes

Answer:

B

Step-by-step explanation:

it is a eatra set of it set it a chromosome that how it that

User Stephan Leclercq
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