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(a)Give a schematic representation of sp...

(a)Give a schematic representation of spermatogenesis in humans .
(b) At which stage of life does gametogenesis begin in human male and female respectively ?
(c )Name the organs where gametogenesis gets completed in male and female respectively.

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(b)Gametogenesis in Male human starts with puberty. Gametogenesis in Female human starts during embryonic development stage .
(c )Gametogenesis gets completed in human males in testis (sex organs ). Gametogenesis gets completed in human female in fallopian tubes .
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TRUEMAN BIOLOGY-REPRODUCTION-SECTION-D
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  2. Draw a schematic diagram of a human sperm and label the cellular compo...

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  3. (a)Give a schematic representation of spermatogenesis in humans . (b...

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  4. Explain with the help of a diagram the development of a mature embryo ...

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  5. Study the flow chart given below . Name the hormones involved at each ...

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  6. When and where in the body is oogenesis completed?

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  7. (a) How is the placenta connected to the embryo? (b ) Placenta acts ...

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  8. Give reasons why: (i) Most zygotes in angiosperms divide only afte...

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  9. 2 difference between cross pollination and self pollination

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  10. Draw a labelled diagram of the structure of mature dicot embryo.

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  11. (a ) Draw a labelled longisectional view of an albuminous 'seed'·

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  12. Describe the post-zygotic events leading to implantation and placenta ...

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  13. Although sexual reproduction is a long drawn, energy-intensive complex...

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  14. Embryo sacs of some apomitic species appear normal but contain diploid...

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  15. Meiotic division during oogenesis is different from that in spermatoge...

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  16. Enumerate and describe any five reasons for introducing sex education ...

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  17. The following is the illustration of the sequence of ovarian events (a...

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  18. Describe the stage in embryo development in a dicot plant.

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