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प्रश्न
What differences are there in number, structure, and activity of the male and female gametes in a man?
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उत्तर
| Male Gametes | Female Gametes |
| Number: Very large. | Normally one at a time. |
| Structure: A sperm is about 50-55 microns long with head, acrosome neck, and lashing tail. | It is spherical and non-motile. |
| Activity: With the help of a lashing tail, it moves actively towards the oviducts. | Passively carried from ovary to oviduct. |
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संबंधित प्रश्न
Differentiate between primary and accessory reproductive organs.
Given on the right is a diagram which represents the reproductive organs of a man:
(i) Write the names of the parts numbered 1 to 16.
(ii) Give two functions of the part 6.
(iii) Name three components of the fluid which may be found in the tube labeled 2.
(iv) What is the main function of the part labelled 3?
Write the functional activity of the following structure:
Seminiferous tubules
Write the functions of penis
Identify the location of Leydig cells.
Identify the approximate number of lobules present in the testis.
Seminal vesicles are located in ______.
Explain the function of the following structure in the human male reproductive system.
Leydig cells
Give significance of Leydig's cells.
Choose the odd one out from the group of terms given below and write the category for the remaining terms:
