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A : The morula passes through the ph...

A : The morula passes through the phase of compaction produces two major type of cells : the peripheral cells and the inner cell mass .
R : The descendants of inner cell mass becomes the trophoblast cells.

A

If both Assertion & Reason are true and the reason is the correct explanation of the assertion then mark (1)

B

If both Assertion & Reason are true but the reason is not the correct explanation of the assertion then mark (2)

C

If Assertion is true statement but Reason is false then mark (3)

D

If both Assertion and Reason are false statement then Mark (4)

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH INSTITUTE-HUMAN REPRODUCTION-Assignment ( Section - D ) (Assertion - Reason Type Question ) (In the following question a statement of assertion (A) is followed by a statement of reason (R )
  1. A : placenta is connected to the embryo through an umbilical cor...

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  2. A : All copulations do not lead to fertilisation and pregnancy ....

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  3. A : Lack of menstruation may be indicative of pregnancy R : ...

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  4. A : LH acts on Sertolic cells for release of certain factors re...

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  5. A : The first sign of growing foetus may be noticed by listeni...

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  6. A: Leyding 's cells synthesise and secrete festicular hormones ca...

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  7. A : In spermatogenesis the first haploid forms are spermatids. R...

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  8. A : Presence or absence of hymen is not a reliable inducator of v...

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  9. A : After menopause the levels of blood gonadotropins will rise ...

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  10. A : The secretions of male accessory glands constitute the semi...

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  11. A : Corpus luteum begins to atrophy after a short life of 10 to ...

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  12. A : Most birds posses only the left ovary and left oviduct for...

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  13. A : The most immediate effect of FSH is the maturation of exis...

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  14. A : The morula passes through the phase of compaction produces ...

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  15. A : Developments is the emergence of a multicellular organism f...

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  16. A : Synthesis of milk is stimulated by rise in the level of ox...

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  17. A : Blastocyst undergoes gastrulation to produce the three germinal...

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  18. A : The scrotum acts as temperature regulator for the testes ...

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  19. A : Fertilin protein is present in the egg membrane R : it help...

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  20. A : Corticotrophin releasing hormone is a a part of the clock ...

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