MCQ
Lysine is an essential amino acid because
- AIt is very rare
- BIt has a high nutritive value
- CIt is an important constituent of all proteins
- ✓It is not formed in the body and has to be provided through diet
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$I.$ very long molecule
$II.$ double-stranded
$III. DNA$ or $RNA$
$IV$. complementary to a part of desired gene
The correct pair is
$Y$ - Method of embryo sac formation from a single megaspore is termed monosporic