Answer:
it keeps the organelles in the cell and gives hydration
Explanation:
Answer:
Asteroid,moon,planet,star,solar system,galaxy, universe
Unlike the hippo's ancestor, whale ancestors moved to the sea and evolved into swimming creatures over a period of about 8 million years. Fossils of gigantic ancient whales called Basilosaurus were first mistaken for dinasaur fossils but were later recognised as mammals.