Answer: 1. (A bat food supply decreased.)
Explanation:
Answer:
Like healthy cells, cancer cells cannot live without oxygen and nutrients. So they send out signals, called androgenic factors, that encourage new blood vessels to grow into the tumor. This is called parthenogenesis. Without a blood supply, a tumor can't grow much bigger than a pin head.
Explanation:
Answer:
ughh thanks........because I already give up!!!!!!!
Explanation:
During replication, DNA is copied.
The answer is the first option: is copied
