Answer:
killer T
Explanation:
helper T activates killer T cells which literally kill the virus or bacteria. memory T are the subset of an infection.
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Answer:
Enzymes speed up a chemical reaction making the reaction easier to occur.
The level of productivity in oceans can be explained by the fact that the volume of the global ocean is enormous.
The oceans cover about 70% of the earth. This makes the ocean to occupy the largest volume on earth.
In spite of this large volume, the productivity of the ocean is just about 55 billion tons.
This low productivity of the ocean is tied to its large volume and small amount of primary productivity.
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Answer:
1. Answer is B.
Explanation:
2. Bro this is something for the physics section, not biology.
