Males have XY body chromosomes and two sex chromosomes X and Y. The Y determines the sex of their children. Females have XX body chromosomes and two sex chromosomes both X. The total number in each of an individual is 46. These chromosomes contain genes, which is factors of heredity.
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Answer:
Males have XY body chromosomes and two sex chromosomes X and Y. The Y determines the sex of their children. Females have XX body chromosomes and two sex chromosomes both X. The total number in each of an individual is 46. These chromosomes contain genes, which is factors of heredity.