A child whose sex chromosome pattern isA. XY develops into a normal fe

1.	A child whose sex chromosome pattern isA. XY develops into a normal female. B. XO shows incomplete sexual maturation at puberty.C. XXX develops exaggerated female secondary sexual characteristics.D. XXY develops into a true hermaphrodite. E. XX is less likely to have haemophilia than one with XY.
Answer» A. False He develops into a normal male. B. True The gonads fail to develop (Turner’s syndrome). C. False Abnormalities do not result. D. False He develops as a male with abnormal testes and a high risk of mental retardation (Klinefelter’s syndrome). E. True Haemophilia is an X-linked recessive condition.

A child whose sex chromosome pattern isA. XY develops into a normal female. B. XO shows incomplete sexual maturation at puberty.C. XXX develops exaggerated female secondary sexual characteristics.D. XXY develops into a true hermaphrodite. E. XX is less likely to have haemophilia than one with XY.

Answer»

A. False He develops into a normal male.

B. True The gonads fail to develop (Turner’s syndrome).

C. False Abnormalities do not result.

D. False He develops as a male with abnormal testes and a high risk of mental retardation (Klinefelter’s syndrome).

E. True Haemophilia is an X-linked recessive condition.

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A child whose sex chromosome pattern isA. XY develops into a normal female. B. XO shows incomplete sexual maturation at puberty.C. XXX develops exaggerated female secondary sexual characteristics.D. XXY develops into a true hermaphrodite. E. XX is less likely to have haemophilia than one with XY.

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