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प्रश्न
What are the signs of puberty in human males and females?
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उत्तर
In a boy: Change of voice and discharge of semen.
In a girl: Appearance of the menses, the appearance of mammary glands, and widening of the hips.
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संबंधित प्रश्न
State the changes that take place in the uterus when Implantation of embryo has occurred
Describe the process of fertilisation in humans and development of embryo briefly.
Explain why, fertilisation is possible if mating takes place during the middle of menstrual cycle.
Which among the following are not the functions of testes at puberty?
(i) formation of germ cells
(ii) secretion of testosterone
(iii) development of the placenta
(iv) secretion of estrogen
Given below is a diagram of two systems together in the human body.
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- Name the systems.
- Name the parts numbered 1-10.
- Describe the functions of the parts 3, 4, 5 & 6.
- What will happen if the part 3 on both sides gets blocked?
In humans, sperm production occurs in the organ ______.
Rewrite the following terms in a correct and logical sequence:
The luteal phase, follicular phase, menstrual phase, ovulatory phase.
Multiple Choice Question:
What will happen if the temperature of the scrotal sacs temporarily goes to about 2°C lower than body temperature?
What is inhibin?
Which of the following correctly pairs a reproductive function with its description?
