Points at which crossing over has taken place between homologous chromosomes are called
(A) chiasmata
(B) synaptonemal complexes
(C) centromeres
(D) telomere
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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Crossing over takes place in the ________ stage.
The correct answer is (C) pachytene
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Crossing over takes place between
The correct answer is (C) non-sister chromatids of homologues
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Crossing over of chromosomes during meiosis leads to
The correct answer is (C) new gene combination
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In which phase of meiosis are homologous chromosomes separated?
The correct answer is (A) Anaphase I
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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 following events of meiosis in correct sequence. (a) Crossing over (b) Synapsis
The correct answer is (C) (b),(a), (c), (d)
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Raju’s chromosomes are 44 + XY and his wife Rani’s chromosomes are 44 + XX.
Answer is (C) 44 + XY
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