Answer:
i believe its A because i studied this
Explanation:
Replication of the nucleus.
Answer:
I don't know. but a human can swim inside an blue whales main heart aterary comfortably.
Explanation:
plz mark me brainlyist :)
C. Upward; downward. As the hot rock rises, cooler rock flows downward to take its place next to the core, where it is heated and becomes buoyant enough to rise again later
