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Q. No.Which one of the labelled part utilizes fructose as a source of energy:
1. Head
2. Tail
3. Acrosome
4. Middle piece
Subtopic: Spermiogenesis/Sperm Structure/Hormonal Regulation |
90%
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Subtopic: Seminiferous Tubules & Spermatogenesis |
97%
From NCERT
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Choose incorrect statement?
| 1. | Deuterostomes show radial and indeterminate cleavage |
| 2. | Deuterostomes show spiral and indeterminate cleavage |
| 3. | Protostomes show radial and determinate cleavage |
| 4. | Protostomes show spiral and indeterminate cleavage |
Subtopic: Embryonic Development till Gastrulation |
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Level of progesterone is highest:
1. Just before the ovulation
2. Just after the ovulation
3. 7 days after ovulation
4. During menstrual bleeding phase
1. Just before the ovulation
2. Just after the ovulation
3. 7 days after ovulation
4. During menstrual bleeding phase
Subtopic: Menstrual Cycle: Luteal Phase |
From NCERT
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Which embryonic layer is responsible for gaseous exchange?
1. Amnion
2. Yolk sac
3. Chorion
4. All of the above
1. Amnion
2. Yolk sac
3. Chorion
4. All of the above
Subtopic: Embryonic Development till Gastrulation |
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Subtopic: Female Reproductive System-1 | Female Reproductive System-2 |
78%
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The correct sequence is:
| 1. | Zygote → Clevage → Morula → Blastula → Gastrula |
| 2. | Clevage → Zygote → Morula → Blastula → Gastrula |
| 3. | Zygote → Morula → Blastula → Clevage → Gastrula |
| 4. | Zygote → Blastula → Morula → Clevage → Gastrula |
Subtopic: Embryonic Development till Gastrulation |
77%
From NCERT
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What is the acrosomal reaction?
1. contact of sperms with eggs
2. Digestion of zona pellucida
3. Disintegration of acrosome
4. Contact of acrosome and nucleus of the egg
1. contact of sperms with eggs
2. Digestion of zona pellucida
3. Disintegration of acrosome
4. Contact of acrosome and nucleus of the egg
Subtopic: Fertilization |
60%
From NCERT
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Subtopic: Female Reproductive System-1 | Female Reproductive System-2 |
87%
From NCERT
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Subtopic: Menstrual Cycle: Luteal Phase |
55%
From NCERT
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