Answer:
the respiratory system and the circulatory system
Explanation:
the respiratory system brings in the oxygen from breathing but then the circulatory system distributes it thorough out the body thorough capillaries.
Answer:
A
Explanation:
Bacteria use binary fission but viruses don't
Tourism can affect the swamp water, if traveled on a boat, with all the oil and stuff that is needed to get the boat running, and over hunting, can slowly kill all the crocodiles that live there affecting the crocodile population! <span />
<span>Every cell contains certain structures that perform specialized functions for the cell. What are these structures called?
</span>b. organelles
