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What is true about T-lymphocytes in mamm...

What is true about T-lymphocytes in mammals?

A

Produced in thyroid

B

Originate in lymphoid organs

C

Scavenenge cellular debris and damaged cells

D

Are of three types- cytotoxic T-cells, helper T-cells and suppresser T-cells.

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The correct Answer is:
D
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JMD PUBLICATION-PRACTICE SAMPLE PAPER (SOLVED)-EXERCISE
  1. Which of the following is a communicable disease?

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  2. The blood cells involved in the production of humoral immunity are

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  3. What is true about T-lymphocytes in mammals?

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  4. Which enzyme is added in detergent for for removing oily stains from l...

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  5. Composited manure consists of

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  6. Fill in the blanks Many members of the genus form mycorrhiza.

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  7. Fill in the blanks and are free living nitrogen fixing bacteria.

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  8. Fill in the blanks The cutting of DNA at location by RE.

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  9. Fill in the blanks identification of DNA with desirable gene is .

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  10. Fill in the blanks Bt toxin is coded by a gene named .

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  11. Fill in the blanks RNAi takes place in all organisms.

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  12. True or False: Idli is a preparation of Wheat and Bengal gram.

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  13. true or false Fig is always pollinated by Yucca.

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  14. True and False Type Questions India has 25 hotspots.

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  15. True and False Type Questions Coextinction is very common is parasit...

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  16. Are pollination and fertilisation necessary in apomixis? Give reasons.

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  17. How does zona pelucida of ovum help in preventing polyspermy?

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  18. What is the significance of progesterone -estrogen combination as a co...

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  19. Strict conditions are to be followed in medical termination of pregnan...

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  20. Discuss the genetic basis of wrinkled phonotype of Pea seed.

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