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Autoimmune Diseases

Fill in the b...

Question

Fill in the blanks with the correct alternative:

(ii) Cretinism is caused due to _________ of thyroxin. (undersecretion/oversecretion)

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Solution

Undersecretion.

Insufficient secretion of thyroxine causes cretinism. It affects the growth of children and leads to dwarfism and mental retardation.

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Q. Fill in the blanks with the correct alternative from those given in the brackets.

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(iii) Oversecretion of thyroxin causes
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Autoimmune Diseases

Standard XII Biology

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