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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
Which precautions will you follow to maintain the reproductive health?
Define gametogenesis.
Give a schematic representation of spermatogenesis and oogenesis in humans.
The secondary oocyte enter into the fallopian tube through the ______.
Formation of ____________ is an indication of the termination of oogenesis.
500 spermatozoa are formed from ____________ secondary spermatocytes.
Identify the enzyme released by the sperm which has lytic activity.
The immature male germ cells differentiates into ______ at the end of meiosis I.
Which of the following is diploid?
How many autosomes does a human primary spermatocyte have?
Middle piece of mammalian sperm possesses ______.
After ovulation, Graafian follicle regresses into ______.
The immature male germ cell undergo division to produce sperms by the process of spermatogenesis.
Choose the correct one with reference to the above.
There is no cell division involved in ______.
Identify the wrong statement from the following.
A reaction of granules content which harden the zona pellucida and ensures sure block to polyspermy is ______.
Preparation of sperm before penetration of ovum is ______.
In spermatogenesis, reduction division of chromosome occurs during conversion of ______.
Which of the following is a primary sex organ of female?
Which of the following are called dual gland?
Mark the odd one.
Read the following and answer from given below:
Oogenesis is the process of the formation of an ovum in the ovaries. It consists of three phases: multiplication, growth, and maturation. Oogenesis is controlled by hormones GnRH, LH, FSH. GnRH secreted by the hypothalamus stimulates the anterior lobe of the pituitary gland to secrete LH and FSH.
Which cell division is involved in the formation of secondary oocytes?
Observe the given figure and answer the questions that follow.
- Label A and B.
- Identify the process.
- What happens during this process and what is formed?
3-celled male gamete develops in:
The number of chromosome groups at the equatorial plate in metaphase-I of meiosis in a plant with 2n = 50 shall be:
Germ cells present in the seminiferous tubules undergo ______
Process of maturation and development of sperms ______.
In which structures does spermatogenesis occur?
Which gamete is produced through oogenesis?
