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प्रश्न
Give Reasons
Most often only one embryo is formed at a time although there are two ovaries in women. Explain.
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उत्तर
One ovum under the influence of hormones is released alternatively every month.
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संबंधित प्रश्न
Why does menstruation occur?
After puberty human female shows cyclic changes in her reproductive system. Explain structural and hormonal changes in the uterus.
(OR)
Give reasons :
(1) Scrotal sac serves as thermoregulator.
(2) Corpus luteum gets converted into corpus albicans in absence of fertilization.
(3) Missing of menses is the first indication of pregnancy.
(4) Surgical sterilization is a permanent method of birth control. (5) Human egg is microlecithal.
Mention the exact location of the following :
Corpus callosum
Choose the correct answer:
The onset of menstruation in the female is termed __________
Give Technical Term:
What term is used for the production and maturation of eggs in the ovaries?
Multiple Choice Question:
Corpus luteum in mammals occurs in
Fertilization occurs in human females when the sperms and ovum reach simultaneously at ______
In rabbits, humans and other placental mammals, fertilization occurs in ______.
Choose the odd one out from the group of terms given below and write the category for the remaining terms:
What connects the embryo to the mother for nutrient and waste exchange till birth?
