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………. Twins can be of different sex....

………. Twins can be of different sex.

A

Fraternal

B

Monozygotic

C

Identical

D

Siamese

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The correct Answer is:
A
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NAVNEET PUBLICATION - MAHARASHTRA BOARD-MULTIPLE CHOICE QUESTIONS -Human Reproduction
  1. Blastulation starts in the ………… .

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  2. Normally ovulation occurs on the ………. Day of the menstrual cycle.

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  3. Implantation of embryo is completed within ……….. Days after fertilizat...

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  4. Pregnancy in second trimester is maintained by ………………………..

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  5. In which of the following haploid cells a whole genome in human being ...

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  6. The trophoblast cells in contact with embryonal knob are called ……… .

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  7. Gemmule formation takes place in ..............

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  8. Human placenta consists of ……… only.

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  9. Abortion in the first trimester of pregnancy may occur due to lack of ...

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  10. Which of the following is mesodermal in origin ?

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  11. Chancres are the primary lesions caused by ……….. .

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  12. Select the CORRECT pair of endodermal derivatives.

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  13. ……….. Are a pair of lobulated glands which are present at the base of ...

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  14. Which of the following hormone controls the secondary sexual character...

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  15. Which cells of the testis provide nourishment to the spermatozoa?

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  16. What is the function of testis?

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  17. ……….. Refers to the mitotic divisions which the egg undergoes after fe...

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  18. As a result of first cleavage, …….. Formed.

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  19. ………. Twins can be of different sex.

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  20. Approximately how many eggs are produced by a normal healthy human fem...

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