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What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its root tip cells?
Option: 1
42
Option: 2
63
Option: 3
84
Option: 4
21
Answers (1)
The aleurone layer is the outermost cell layer of the endosperm and is triploid. The root cell is diploid with 42 chromosomes, hence the haploid would be 21 chromosomes. So 3 X 21 = 63 chromosomes are in the aleurone layer.
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