An individual has an additional sex chromosome which syndrome does it refers to :

A. Down’s syndrome

B. Turner syndrome

C. Jacobs syndrome

D. Klinefilter’s syndrome

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Equisetum is the living member of :

A. Sphenopsida

B. Psilopsida

C. Ptreopsida

D. Lycopsida

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An enzyme in gastric juice of many infant mammals that precipitates milk protein :

A. Rennin

B. Pepsinogen

C. Gastric

D. Renan

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Name the programmed cell death or cells suicide?

A. Apoptosis

B. Necrosis

C. Both ( a ) and ( b )

D. None of these

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