EASY
Earn 100

Explain the term 'blastomere'.

Important Questions on Reproductive Health

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Science>Biology>Reproductive Health>Growth of Zygote
What is called differentiation?
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Science>Biology>Reproductive Health>Growth of Zygote
From an early amphibian embryo the cells that would give rise to skin in adults were transplanted into the developing brain region of another embryo. The transplanted cells developed into brain tissue in the recipient embryo. What do you infer from this experiment?
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Science>Biology>Reproductive Health>Growth of Zygote

Write the differences between blastula and morula.

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Science>Biology>Reproductive Health>Growth of Zygote
Distinguish between the blastula and gastrula by giving two points.
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Science>Biology>Reproductive Health>Growth of Zygote
What is implantation?
HARD
Science>Biology>Reproductive Health>Growth of Zygote
After which month of the embryo development in humans, the growth of the placenta slows down?
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Science>Biology>Reproductive Health>Growth of Zygote
In human beings, at the end of 12 weeks (first trimester) of pregnancy, the following is observed:
MEDIUM
Science>Biology>Reproductive Health>Growth of Zygote
What is quickening? In the human embryonic stage, which organs are formed during the third to sixth week of gestation?
MEDIUM
Science>Biology>Reproductive Health>Growth of Zygote
What will be effect on embryonic development if placenta does not formed after implantation. Explain.
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Science>Biology>Reproductive Health>Growth of Zygote
Explain "Implantation".
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Science>Biology>Reproductive Health>Growth of Zygote
The embryo with 8 to 16 blastomeres is called a:
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Science>Biology>Reproductive Health>Growth of Zygote
Explain "Gastrulation".
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Science>Biology>Reproductive Health>Growth of Zygote
Human embryo is protected by which cavity?
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Science>Biology>Reproductive Health>Growth of Zygote
Embryo after the first 8 weeks of development is called _____.
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Science>Biology>Reproductive Health>Growth of Zygote
What is embryogenesis? Mention two important events that occur during embryogenesis.
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Science>Biology>Reproductive Health>Growth of Zygote
The amnion of mammalian embryo is derived from
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Science>Biology>Reproductive Health>Growth of Zygote

Given below are statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: Endometrium is necessary for implantation of blastocyst.

Reason R: In the absence of fertilization, the corpus luteum degenerates  that causes  disintegration of endometrium.

In the light of the above statements, choose the correct answer from the options given below:

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Science>Biology>Reproductive Health>Growth of Zygote
Explain the term Implantation.
MEDIUM
Science>Biology>Reproductive Health>Growth of Zygote
Morphogenetic movements take place predominantly during the following embryonic stage:
EASY
Science>Biology>Reproductive Health>Growth of Zygote

In humans, all the three germinal layers are derived from: