Having no dimples is a recessive trait in humans that is controlled by a single gene. how many recessive alleles must a person have to have no dimples ?

Color blindedness is a sex-linked trait. if we could see the pedigree chart for several more generations of the family illustrated here, we would expect a) more males to be color blind. eliminate b) more females to be color blind. c) no females to ever be color blind. d) an equal number of males and females that are color blind.