The answer is A HOLLOW; STRING
The right answer is a person has more than two alleles for a certain trait.
Duplication is a genetic mutation characterized by the doubling of genetic material on a chromosome. There are several mechanisms that result in the duplication of either a large chromosomal portion, a gene, or a nucleotide sequence.
1) type of cell in which the tissue is made of
2) shape
3) number of layers of cells
It would be C because the ball is orbiting the pole. And the rope is acting as gravity.
False.
Littoral zones are by the beach, and riparian zones are by the banks of a river. Ripatian zones are more likely to contain vegitation.