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प्रश्न
Draw a labelled diagram of a section through the ovary.
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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
The process of release of the ovum from a mature follicle is called ______.
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?
Describe the process of oogenesis in human female.
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.
Describe the structure of the human ovum with a neat labelled diagram.
Identify the diploid cell.
Identify the labels (i-iv) in the given diagram of the ovum.
Which of the following occurs during maturation phase of spermatogenesis?
Calculate the number of sperms and ova produced from 40 primary spermatocytes and 40 primary oocytes.
Identify the correct stages (P - S) in the given diagram of spermatogenesis.
The human male gamete is usually about ______ in length.
Corona radia is made up of ______.
Spermiation is the process of the release of sperm from ______.
In spermatogenesis, reduction division of chromosome occurs during conversion of ______.
Which of the following groups of cells in the male gonad, represent haploid cells?
The principal tail piece of human sperm shows the microtubular arrangement of ______.
Which of the following contains the actual genetic part of a sperm?
1st polar body is formed at which stage of oogenesis?
In oogenesis haploid egg is fertilised by sperm at which stage?
Penetration of the sperm in the ovum is followed by ______
If for a species 2n = 16, then during Ist prophase and IInd prophase of the meiotic division of a cell, how many tetrads and diads will be formed:
Capacitation refers to changes in the ______.
Process of maturation and development of sperms ______.
Name the germinal layers from which the following organs develop: Tongue, heart, sweat glands, vagina, mammary glands, kidney.
What is spermatogenesis?
