<span>involuntary responses are part of the autonomic system
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Usually blood transports nutrients
Explained in greater detail, each gene resides at a specific locus (location on a chromosome) in two copies, one copy of the gene inherited from each parent. The copies, however, are not necessarily the same. When the copies of a gene differ from each other, they are known as alleles.
The correct answer is A.
I hope I've helped!
Mendel's law of segregation.
