In humans red hair and freckles are both autosomal recessive traitswhich are controlled by 2 different genes which are linked on thesame chromosome 15 map units from each other.Richard and Bettydon’t have red and freckles but Richard’s father had freckles andred hair, betty mother had red and no freckles and her father havefreckles and brown hair.none of richard and betty’s slibling havered or freckles.

Richard and berry are interested in knowing the likelihood thattheir first child will have red hair and freackles .what will youtell them?explain