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(a) Differentiate between benign and mal...

(a) Differentiate between benign and malignant tumours.
(b) Why is colostrum a boon to the newborn baby ?

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(a) See Q. 13, Set-I, Outside Delhi, 2011.
(b) The milk produced during the initial few days of lactation is called colostrum which contains IgA antibodies absolutely essential to develop resistance for the new-born babies. Breast- feeding during the initial period of infant growth is recommended by doctors for bringing. up a healthy baby.
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