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The gland X which is located just below the brain in the human head secretes a chemical substance Y which controls the developement of bones and muscles in the body of a person. Secretion of too little of substance Y as well as the secretion of too much of substance Y by the gland X leads to abnormal development of the body of a person. (a) Name the gland X. (b) What is the chemical substance Y ? (c) What happens if too little of substance Y is secreted ? (d) What happens if too much of substance Y is secreted ? (e) Name the system of glands in the human body of which gland X is a part. |
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Answer» The gland X which is located just below the brain in the human head secretes a chemical substance Y which controls the developement of bones and muscles in the body of a person. Secretion of too little of substance Y as well as the secretion of too much of substance Y by the gland X leads to abnormal development of the body of a person. (a) Name the gland X. (b) What is the chemical substance Y ? (c) What happens if too little of substance Y is secreted ? (d) What happens if too much of substance Y is secreted ? (e) Name the system of glands in the human body of which gland X is a part. |
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