Cholesterol serves as precursor of:
Correct answer: B. Steroids hormones
- A. Proteins hormones
- B. Steroids hormones
- C. Adenoid hormones
- D. Polypeptide hormones
Explanation
Option B is correct.Yes, cholesterol serves as a precursor of steroid hormones. Steroid hormones are a class of hormones that are made from cholesterol. Cholesterol is a lipid found in all animal cells. It is a major component of cell membranes and is also used to make bile acids, vitamin D, and steroid hormones. The process of converting cholesterol into steroid hormones takes place in the adrenal glands, ovaries, and testes. The first step is the removal of a six-carbon side chain from cholesterol. This produces a molecule called pregnenolone, which is then converted into a variety of other steroid hormones, including:Cortisol: Cortisol is a stress hormone that helps the body to respond to stress. It increases blood sugar levels and helps to break down proteins for energy.Aldosterone: Aldosterone is a hormone that helps to regulate blood pressure and electrolyte balance. It increases the reabsorption of sodium in the kidneys and the excretion of potassium.Estrogen: Estrogen is a female sex hormone that is responsible for the development of female secondary sex characteristics, such as breasts and hips. It also plays a role in menstruation and fertility.Testosterone: Testosterone is a male sex hormone that is responsible for the development of male secondary sex characteristics, such as facial hair and muscles. It also plays a role in sex drive and fertility.Steroid hormones: are essential for many bodily functions. They help to regulate metabolism, reproduction, and the stress response.
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About Coordination and Control
Coordination depends on receptors, neurons, synapses and nerve impulses, with reflex actions traced through the reflex arc and the roles of major brain regions. Chemical coordination covers endocrine glands and hormones, including how hormones regulate growth, metabolism, reproduction and internal balance, unlike rapid nervous control.
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