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Question : A maize plant has 20 chromosomes in its leaf cells. What would be the number of chromosomespresent in its synergids and cells of aleurone layer, respectively ?

Answer»

10,30
20,30
30,20
20,10

Solution :From father, daughter receive X-chromosome while son receives Y-chromosome.
If the character of a father is INHERITED by both daughter and son , then the gene of that character should be present on any of the autosome of MALE PARENT. Male gemete does not contribute to the MITOCHONDRIAL DNA pool of the zygote / progeny


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