Gene A and gene B are known to be 10 map units apart. Individuals homozygous dominant for these genes are mated with homozygous recessive. The offspring are then mated with homozygous recessive individuals.
Cystic fibrosis is inherited as a simple recessive.
Suppose a normal woman who carries the gene for the trait marries a normal man whose genotype is unknown. Can cause recurring infections e. Have been shown to be associated with some types of cancers 8. Crossing over most commonly occurs during a. A diploid human male cell has 46 chromosomes and a diploid human female cell has 46 chromosomes. A human cell containing 22 autosomes and a Y chromosome is a.