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In humans, Y chromosome is responsible f...

In humans, Y chromosome is responsible for maleness.

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Human Y-chromosome is :

Assertion: According to Bridges, the Y-chromosome is responsible only for the fertility of sex and not for sex determination in Drosophila. Reason: According to Bridges in Drosophila, autosomes are responsible for feminine characteristics.

X and Y-chromosomes in humans are

Y chromosome in human beings

In humans, the sex chromosome complement is

In humans, 'philadelphia chromosome number:

In humans chromosomal condition of male is

Human Y-chromosome was discovered by:

TARGET PUBLICATION-LIFE PROCESSES IN LIVING ORGANISM PART-2-TRUE OR FALSE
  1. Semen is ejaculated out through penis.

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  2. Cilia present on inner surface of oviduct push the oocyte towards uter...

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  3. In humans, Y chromosome is responsible for maleness.

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  4. At the time of birth , female ovary contains millions of immature oocy...

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  5. Menstrual cycle temporarily ceases till parturition and thereafter for...

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  6. Monozygotic twins are exactly similar in their appearance and their ge...

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  7. Gender of dizygotic twins is always same.

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  8. Asexual type of reproduction occurs without fusion of gametes.

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  9. Daughter cells produced by asexual reproduction are genetically identi...

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  10. Asexual reproduction is a faster process as compared to sexual reprodu...

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  11. Binary fission is usually performed by Amoeba when there is lack of fo...

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  12. Asexual reproduction occurs by budding in yeast.

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  13. Body breaks up into several fragments and each fragment starts to live...

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  14. Spirogyra reproduces by framentation.

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  15. New fungal colonies are formed bygermination of spores in hot and dry ...

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  16. Gametes are formed by meiotic division.

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  17. Sexual mode of reproduction, generates greater diversity.

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  18. Androecium and gynoecium are called accessory whorls of flower.

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  19. Members of calyx are called as sepals.

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  20. Pollen grains are formed by meiotic division in locules of anthers.

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