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4.Principles of Inheritance and Variation
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Exchange of genetic material between chromatids of homologous chromosomes during meiosis is called
A
Synapsis
B
Chiasmata
C
Transformation
D
Crossing over
(AIPMT-1996)
Solution
(d) Crossing over occurs at pachytene sub stage of prophase I of meiosis but visible at diplotene substage of prophase I.
Standard 12
Biology
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