EASY
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IMPORTANT
Earn 100
The female external genitalia include:
(i) ovary
(ii) mammary gland
(iii) mons pubis
(iv) clitoris
(v) labia majora
(ii) mammary gland
(iii) mons pubis
(iv) clitoris
(v) labia majora
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Important Questions on Human Reproduction
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Bartholin's glands are situated
MEDIUM
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A sectional view of mammary gland shows:
(i) nipple + areola
(ii) mammary lobe, alveolus and duct
(iii) antibodies + pectoralis major muscles + ribs
(iv) ampulla + lactiferous duct
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Milk secreted from the cells of alveoli of mammary lobes reaches nipple through lactiferous duct (L), mammary duct (M), mammary tubule (T) and mammary ampulla (A) in the following order:
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In humans, at the end of the first meiotic division, the male germ cells differentiate into the
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2n = 16 is in a primary spermatocyte which is in metaphase of first meiotic division. What shall be the total number of chromatids in each of the secondary spermatocyte?
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How many sperms are formed from a secondary spermatocyte?
HARD
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How many sperms are formed from 4 primary spermatocytes?
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What does the given figure represent?
