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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
Women are often blamed for producing female children. Consequently, they are ill-treated and ostracized. How will you address this issue scientifically if you were to conduct an awareness programme to highlight the values involved?
Define spermiogenesis.
Draw a labelled diagram of sperm.
Give scientific reason.
Older women are more likely to give birth to children with some abnormalities.
The glandular accessory organ which produces the largest proportion of semen is ____________.
The process which the sperm undergoes before penetrating the ovum is ____________.
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.
Complete the analogy.
1 primary spermatocyte : 4 spermatozoa :: 1 primary oocyte : ____________.
Formation of ____________ is an indication of the termination of oogenesis.
Identify the CORRECT sequence of events.
Identify the enzyme released by the sperm which has lytic activity.
______ undergoes 2nd meiotic division during spermatogenesis.
Select the pair of cells which does not divide further by mitosis.
Acrosome reaction in sperm is triggered by ______.
Sertoli cells are found in ______.
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.
There is no cell division involved in ______.
The cell which undergoes meiosis I during spermatogenesis is the ______.
Identify the wrong statement from the following.
Which of the following groups of cells in the male gonad, represent haploid cells?
Which of the following contains the actual genetic part of a sperm?
At what stage of life is oogenesis initiated in a human female?
Fetal sex can be determined by examining cells from amniotic fluid looking for:
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:
Which of the following cells during gametogenesis is normally diploid?
The mother germ cells are transformed into a mature follicle through series of steps. Provide the missing steps in the blank boxes.
Given below are two statements.
- Statement I: The spermatids are non-motile and non-functional which get transformed into functional spermatozoa by the process of spermiogenesis.
- Statement II: During the process of this change, the spermatids remain held to each other and to Leydig's cells by cytoplasmic bridges.
In light of the above statements, select the correct answer from the option given below.
