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प्रश्न
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उत्तर
Different stages involved in meiosis:
(a) The diploid number of chromosomes appear
(b) Homologous chromosomes pair with each other , shorten and thicken
(c) Replication has occurred and the chromatics visible at equatorial plane
(d) Homologous chromosomes move apart except at the chissmata where the chromatids have exchanged portions
(e) A spindle forms and homologous chromosomes move to opposite ends taking the exchanged portions with them.
(f) Homologous chromosomes seperated but not enclosed in nuclear membranes
(g) Spindles form at right angles to the first one and the chromatids separate
(h) Four nuclei appear , each enclosing the hapoid number of chromosomes
(i) Cytoplasm divides to form four gametes.
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संबंधित प्रश्न
Give reason:
Why is meiosis referred to as 'reductional division'?
Where does the meiosis occur in our body?
Give Technical Terms
The period between Meiosis-I and Meiosis-II.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Meiosis leads to recombination of characters.
Multiple Choice Question:
Meiosis is also known as
A bivalent of meiosis-I consists of
Meiotic cell division is also termed as reduction division because of :
