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प्रश्न
Mention the names of any two organs each derived from ectoderm and mesoderm.
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उत्तर
- Two organs derived from the ectoderm are the skin and the nervous system.
- Two organs derived from the mesoderm are the heart and the kidneys.
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संबंधित प्रश्न
Erythroblastosis foetalis is caused when the mother is ____________.
Answer in one sentence.
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Answer in one sentence.
Give two differences between blastula and gastrula.
Answer in one sentence.
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Write an account of cleavage during embryonic development in humans.
Which of the following is an endodermal derivative?
How many hours after fertilization does first cleavage occur?
Secondary sexual characters in females develop in response to hormone ______.
Observe the figure given below and identify the one showing formation of
- Epiblast
- Hypoblast
- Amniotic cavity
- Yolk sac
Extra embryonic membrane that immediately surrounds and protects the embryo is ______.
