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प्रश्न
Ovulation is induced by a hormone called ______.
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उत्तर
Ovulation is induced by a hormone called luteinising hormone (LH).
Explanation:
LH (luteinising hormone) acts on the leydig cells and stimulates the synthesis and secretion of androgens. Androgens, in turn, stimulate the process of spermatogenesis.
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संबंधित प्रश्न
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.
Male and female gametes are ______.
Define spermiogenesis.
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.
Describe the process of spermatogenesis with the help of diagram.
The male sex hormone testosterone is secreted from ____________.
The glandular accessory organ which produces the largest proportion of semen is ____________.
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 is diploid?
Draw a labelled diagram of a Graafian Follicle.
Which of the following stage of oogenesis forms a membrane called zona pellucida surrounding it?
There is no cell division involved in ______.
Identify the wrong statement from the following.
Cells of corona radiata remain grouped together by ______.
At the time of organogenesis, genes regulate the process at different levels and at different time due to ______.
Besides activating the egg another role of a sperm is to carry ______ to egg.
The head of the epididymis at the head of the testis is called ______.
Which one is released from the ovary?
In oogenesis haploid egg is fertilised by sperm at which stage?
Which of the following is a primary sex organ of female?
Head of epididymis is called as ______.
Select the correct sequence of stages of spermatogenesis in a human male ______.
In human females, meiosis II is not completed until:
How many primary oocytes produce one oogonia?
The mother germ cells are transformed into a mature follicle through series of steps. Provide the missing steps in the blank boxes.
Which type of cell division forms spermatids from the secondary spermatocytes?
Process of maturation and development of sperms ______.
Explain Oogenesis with diagram.
