Why does the presence of predators help keep an ecosystem stable?
A. The predators eat the keystone species.
B. The predators keep prey populations balanced.
C. The predators decrease biodiversity
D. The predators stop species from competing,

The answer is B. The predators keep prey populations balanced.

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v