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प्रश्न
Draw a labelled diagram of a Graafian Follicle.
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उत्तर १
उत्तर २
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संबंधित प्रश्न
Give the name and function for ‘A’ and ‘B’ from the diagram given below
With the help of diagrammatic representation, explain the process of gametogenesis
Name the functions - Acrosome of sperm.
Fill in the blank.
Implantation of embryo occurs in ------
Multiple choice question.
The given figure shows human sperm. Various parts of it are labelled as A, B, C, and D. Which labelled part represents acrosome?
Give scientific reason.
There is a menopause when women are 45-50 years old.
In angiosperms, the pollen germinates to produce a pollen tube that carries two gametes. What is the purpose of carrying two gametes when a single gamete can fertilize the egg?
Answer the following type of question Assertion (A) and Reason (R).
(A) - Head of the sperm consists of acrosome and mitochondria.
(R) - Acrosome contains spiral rows of mitochondria.
During spermatogenesis, spermatogonium grows in size to become ______.
The secondary oocyte enter into the fallopian tube through the ______.
Identify the diploid cell.
Which of the following occurs during maturation phase of spermatogenesis?
Identify the CORRECT sequence of events.
______ undergoes 2nd meiotic division during spermatogenesis.
How many autosomes does a human primary spermatocyte have?
How many sperms are formed from a secondary spermatocyte?
Which of the following stage of oogenesis forms a membrane called zona pellucida surrounding it?
Spermiation is the process of the release of sperm from ______.
A reaction of granules content which harden the zona pellucida and ensures sure block to polyspermy is ______.
The nutritive cells found in seminiferous tubules are ______.
Head of epididymis is called as ______.
Which of the following are called dual gland?
The number of chromosome groups at the equatorial plate in metaphase-I of meiosis in a plant with 2n = 50 shall be:
Capacitation refers to changes in the ______.
During reproduction, the chromosome number (2n) reduces to half (n) in the gametes and again the original number (2n) is restored in the offspring. What are the processes through which these events take place?
In spermatogenesis, at the end of the first meiotic division ______ are formed.
Explain Oogenesis with diagram.
