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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
Choose the correct answer:
Which division takes most time?
Choose the correct answer:
In meiosis, chromosome number is reduced by ______________
Name the following:
The process by which gametes are produced.
Give Technical Terms
The phase usually skipped in meiosis.
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 is also called heterotypic division.
Multiple Choice Question:
In meiotic cell division, four daughter cells are produced by two successive divisions in which
Mention the stages of meiotic Prophase -I.
A bivalent of meiosis-I consists of
