IL-2 is one of many cytokines that govern the immune response. It acts as a mitogen for T cells, potentially enhancing their proliferation and activity, improving antigen generation, and raising the synthesis and release of other cytokines.
Answer:
I think it is the excretory system
Answer:
The correct answer will be option-A
Explanation:
Emotional memory refers to the memories of experiences which evokes or triggers the emotional reaction in higher organisms.
Emotional memory after evoking the emotional reactions remembers the past experiences based on which the person feels if the present event is pleasant or unpleasant.
The pounding of the heart is caused by the shock or the stress conditions observed with the fast beating of the heart. In the given question, When the heart pounds after seeing the rattlesnake will be considered response caused by the emotional memory as the rattlesnake is dangerous to humans based on the past experiences which evoke the emotional response.
Thus, option-A is the correct answer.
Answer: The main function of the rostrum is to bore holes in plants. In these holes, the female lays her eggs. The eggs hatch into larvae, which eat the plant material surrounding them. If this material is a crop plant or seeds used for human food, the weevils may cause serious damage.
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Hopethis helps</em></u><em>
!!</em> <u><em>
Stay safe and healthy</em></u><em>
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