The prefix “hydro-“ relates to water
The new species come from old ancestors of the animals that were there, over time they slowly evolved, and they adapted to that new environment.
The statement is true. DNA replication process happen during the cell cycle.
Correct answer - A (Elephants have few offspring, so they need to protect them from predators.)
Why? - The herd is led by the oldest and often largest female in the herd, called a matriarch. They live in herds so that the young elephants stay safe from predators.