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Statement (1): Siamese twins are conjoin...

Statement (1): Siamese twins are conjoined twins who are joined during birth.
Statement (2): Dizygotic twins will be of same sex.

A

Statement 1 is correct, statement 2 is incorrect.

B

Statement 1 is incorrect, statement 2 is correct.

C

Both the statements 1 and 2 are correct.

D

Both the statements 1 and 2 are incorrect.

Text Solution

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Statement 1 is correct, statement 2 is incorrect.
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FULL MARKS-HUMAN REPRODUCTION-Additional Questions (1 Marks Questions)
  1. Spermatid - overset(A)to spermatozoa. What does 'A' stands for?

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  2. An adult male produces an average of ................. sperms per day

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  3. Statement (1): During spermiation, the sperms are released into the ca...

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  4. Statement (1): Siamese twins are conjoined twins who are joined during...

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  5. Statement (1): The endometrium acts as transitory endocrine gland secr...

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  6. Statement (1): Human pregnancy lasts for 35 weeks. Statement (2): Dur...

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  7. Statement (1): Menstrual cycle occurs once in every 29 days. Stateme...

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  8. The first ejaculation of the semen in male is called as..........

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  9. Identify the mismatched pair.

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  10. Given below are the extra embryonic membranes of which identify the ou...

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  11. Identify the given figure and select the correct option representing X...

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  12. The entire process of spermatogenesis takes about ............ days

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  13. Observe the diagram and select the correct option denoting the proper ...

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  14. Pick out the incorrect statements.

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  15. What is the role of fimbriae?

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  16. Name the enzyme found in the acrosomal tip of sperm cell.

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  17. Which is not a correct statement regarding Oogenesis? (i) During foet...

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  18. In embryo development of human beings, how long does it takes for a zy...

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  19. Identify the hormone which is produced only during the time of pregnan...

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  20. The type of antibodies present in colostrum.

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