Chromosomes are Inherited From Your Parents. One chromosome from each of your 23 pairs came from each of your parents. The two chromosomes of a pair (except for the sex chromosomes) contain the same genes, but the genes have small differences. Things like SNPs make each copy of a gene uniquely Mom's or Dad's.
1. A
2. A
3. C
I hope this helps:)
Answer:
i think the answer is B
Explanation:
Specialized means they preform a specific task.