The answer is B. The planets were all formed from dust that was orbiting around the sun.
The chromosomes become more compact and tightly coiled. They are ready to separate. :)
Hope this helps!
8. Mitochondria
9. The structure affects its function because in its inner membrane allows for more surface area and that increases the amount of ATP that is produced by it. <span>
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Answer:
A. aneuploidy; trisomic
Explanation:
Aneuploidy means having more numbers of chromosomes than usual while polyploidy means having an abnormal number of chromosome sets. Down syndrome is a trisomy on chromosome 21 meaning there are 3 chromosomes for chromosome set 21.
