Hormones regulate various physiological processes in the body from "summary" of NCERT Exemplar Problems-Solutions BIOLOGY class 12th by Arihant Experts
Hormones are chemical messengers produced by endocrine glands in the body. These hormones play a crucial role in regulating various physiological processes that are essential for the proper functioning of the body. One of the key functions of hormones is to maintain homeostasis, which refers to the body's ability to maintain a stable internal environment despite external changes. For example, insulin is a hormone that regulates blood sugar levels by promoting the uptake of glucose into cells. This helps to keep blood sugar levels within a normal range, which is essential for providing energy to the body's cells. Another hormone, cortisol, plays a role in the body's response to stress by increasing blood sugar levels and suppressing the immune system. Hormones also pl...
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