Read the following statements.
Statement I: By the end of 12 weeks, most of the major organ systems are formed in a human foetus.
Statement II: By the end of about 24 weeks, the foetus is fully developed and is ready for delivery.
In the light of given statements, choose the correct answer from the options given below.

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Statement I is correct but statement II is incorrect

Statement I is incorrect but statement II is correct

Both statement I and statement II are correct

Both statement I and statement II are incorrect

answer is A.

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Detailed Solution

By the end of 12 weeks (first trimester), most of the major organ systems are formed, for example, the limbs and external genital organs are well developed. The first movements of the foetus and appearance of hair on the head are usually observed during the fifth month. By the end of about 24 weeks (end of second trimester), the body is covered with fine hair, eye-lids separate, and eyelashes are formed. By the end of nine months (36 weeks) of pregnancy, the foetus is fully developed and is ready for delivery.

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