We have been able to see more of the cell in detail. We dont have to guess about things because we can see how it works. The more we see the more theories change because we know more.
I will have to say D) they keep the prey population low so they will be less likely to deplete resources such as food, water, and shelter... hope i helped!!
Answer:
when fertilization takes place, the half of the chromosomes from the egg combine with the half of the chromosomes from the sperm to form a full 23 pairs of chromosomes which contain the genes of the offspring.
