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What is a teratogen ?...

What is a teratogen ?

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the agents which causes malformations in the developing embryo are called teratogens .
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PRADEEP-HUMAN REPRODUCTION -ADDITIONAL QUESTIONS ( VERY SHORT ANSWER QUESTIONS)
  1. The morphogenetic movements occur during

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  2. Name some extrambryonic membranes .

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  3. What is a teratogen ?

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  4. give the term used for the period between fertillzation and birt...

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  5. which event marks the animal pole of the human ovum ?

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  6. what type of twins would result if the two blastomeres formed by ...

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  7. How are fraternal twins formed ?

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  8. which are more commin , identical or nonidentical twins ?

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  9. From which germ layer are nervoius system and receptors formed.

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  10. which germ layers produce (a) kidneys and (b) urinary bladder ?

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  11. which germ layer gives rise to liver , pancreas , thyroid and thym...

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  12. Name the given layer that produces Skeleton and muscles .

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  13. which foetal membrane takes part in the formation of placentra in m...

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  14. Are meternal and fotal blood in direct contact in the placenta ?

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  15. At what stage is the mammalian embryo implanted in the uterus ?

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  16. what is '' Afterbirtth .''

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  17. What is the other name of trophoblast cells lying over the embr...

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  18. How does colostrum provide protection against diseases to new born bab...

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  19. Name the embryonic stage that gets implanted in the uterine wall of a ...

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  20. what is colostrum ?

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