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प्रश्न
Male and female gametes are ______.
पर्याय
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
With the help of diagrammatic representation, explain the process of gametogenesis
Explain the development of a secondary oocyte (ovum) in a human female from the embryonic stage upto its ovulation. Name the hormones involved in this process.
Identify True/False statement. Correct the false statement to make it true.
Oogenesis takes place in the corpus luteum.
______ type of reproduction occurs without fusion of gametes.
Explain the structure of secondary oocyte.
Describe the process of oogenesis in human female.
The Androgen Binding Protein (ABP) is produced by ____________.
Answer the following type of question Assertion (A) and Reason (R).
(A) - In human males, testes are extra-abdominal and lie in scrotal sacs.
(R) - Scrotum acts as a thermoregulator and keeps the temperature lower by 2°C for normal sperm production.
At what stage of development are the gametes formed in newborn male and female?
Describe the structure of the human ovum with a neat labelled diagram.
Identify the given image and label its parts marked as a, b, c and d
The part labelled as ______ contains the energy source that facilitates sperm motility.
Formation of ____________ is an indication of the termination of oogenesis.
Which of the following stage of oogenesis forms a membrane called zona pellucida surrounding it?
By which process sperms released from the seminiferous tubules?
Which among the following has 23 chromosomes?
Cavity of graafian follicle is ______.
Cells of corona radiata remain grouped together by ______.
Which one is released from the ovary?
In oogenesis haploid egg is fertilised by sperm at which stage?
Select the correct sequence of stages of spermatogenesis in a human male ______.
Mark the odd one.
Aquatic animals in which fertilisation occurs in water are said to be
Growth hormone of pituitary is more effective in ______.
Follicular atresia is:
The mother germ cells are transformed into a mature follicle through series of steps. Provide the missing steps in the blank boxes.
Draw a neat and labelled diagram of spermatogenesis.
Answer the following:
How many primary spermatocytes and oocytes are required for the formation of 100 spermatozoa and ova?
In which organ does oogenesis take place?
