Answer: white blood cells
Explanation: They fight off the bad bacteria.
Each plant contains a branched system of tubes called xylem, which is responsible for water transport from the roots<span> (where it is taken up) to the leaves (where it is used in </span>photosynthesis<span>).
hope this answers your question</span>
Answer:
i think it's the double helix
Explanation:
The Answer to this question is b