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प्रश्न
Male and female gametes are ______.
विकल्प
diploid
haploid
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उत्तर
Male and female gametes are haploid.
Explanation:
This means they have half as many chromosomes as diploid cells. During fertilisation, haploid gametes from both parents combine to form a diploid zygote with a full complement of chromosomes.
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संबंधित प्रश्न
Draw a diagram of the microscopic structure of human sperm. Label the following parts in it and write their functions:
- Acrosome
- Nucleus
- Middle piece
The fusion of the male and the female gametes is called ______.
______ type of reproduction occurs without fusion of gametes.
Which precautions will you follow to maintain the reproductive health?
Describe the process of spermatogenesis with the help of diagram.
At what stage of development are the gametes formed in newborn male and female?
Complete the analogy.
1 primary spermatocyte : 4 spermatozoa :: 1 primary oocyte : ____________.
Identify the proper order of spermatogenesis and choose the correct option.
Which of the following contains a fluid filled cavity called antrum?
The immature male germ cell undergo division to produce sperms by the process of spermatogenesis.
Choose the correct one with reference to the above.
It The cell division in secondary oocyte is suspended at ______.
Corona radia is made up of ______.
How many functional sperms and how many ova will be formed by a primary spermatocyte and a primary oocyte.
Besides activating the egg another role of a sperm is to carry ______ to egg.
The principal tail piece of human sperm shows the microtubular arrangement of ______.
In the process of fertilization, this is true:
Germ cells present in the seminiferous tubules undergo ______
What is the difference between a primary oocyte and a secondary oocyte?
In spermatogenesis, at the end of the first meiotic division ______ are formed.
Draw a neat and labelled diagram of spermatogenesis.
Sketch and label the process of oogenesis.
Match List - I with List - IІ.
| List - I | List - II |
| A. Head | I. Enzymes |
| B. Middle piece | II. Sperm motility |
| C. Acrosome | ΙII. Energy |
| D. Tail | IV. Genetic material |
Choose the correct answer from the options given below:
In which structures does spermatogenesis occur?
Which gamete is produced through oogenesis?
What is the primary purpose of gametogenesis in organisms?
Which of the following phases are shared by both spermatogenesis and oogenesis?
