Crossing over takes place in the ________ stage.
(A) leptotene
(B) zygotene
(C) pachytene
(D) diplotene
1 Answers
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A swimmer takes 4 second in crossing some distance in downstream and taken 6 second in upstream for same distance then find the time taken by him to c
Correct Answer - 4.8 sec
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Dinesh went from place A to place B and from there to place C. A is 7.5 km from B and B is 12.7 km from C. Ayub went from place A to place D and from
Correct Answer - अयूब ने ज्यादा दूरी तय की। यह दूरी 0.9 km या 900 m ज्यादा थी।
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What is crossing over? Give its significance.
Crossing over: The process of exchange of genetic material between non-sister chromatids of homologous chromosomes is known as crossing over. Significance of crossing over: Crossing over results in genetic recombination of parental characters...
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During which stage disjunction takes place?
Telophase-I: a. The haploid number of chromosomes becomes uncoiled and elongated after reaching their respective poles. b. The nuclear membrane and nucleolus reappear and thus two daughter nuclei are formed.
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Crossing over takes place between
The correct answer is (C) non-sister chromatids of homologues
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Points at which crossing over has taken place between homologous chromosomes are called
The correct answer is (A) chiasmata
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Crossing over takes place between which chromatids and in which stage of the cell cycle?
(C) Non-sister chromatids of homologous chromosomes at Pachytene stage of prophase I
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Arrange the stages in a correct order 1. S stage 2. G stage 3. M stage 4. G stage
(A) 4, 1, 2, 3
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It is the place where conservation of species takes place
Answer is (D) Sanctuary
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A – In stage 2, death rate reduces but birth rate is constant. R – Population increases rapidly in stage 2.
(c) Both A and R are correct and R is the correct explanation of A.
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