# In humans, right-handedness dominates over left-handedness, and brown has an eye color over blue. A brown-eyed right-handed man

**In humans, right-handedness dominates over left-handedness, and brown has an eye color over blue. A brown-eyed right-handed man, whose mother was a blue-eyed left-handed person, and a blue-eyed woman, a right-handed man whose father was left-handed, marry. ****1) How many different phenotypes can their children have?**

1) How many different phenotypes can their children have?

Children can have 4 different phenotypes: right-handed brown-eyed, right-handed blue-eyed, left-handed brown-eyed, left-handed blue-eyed.

2) How many different genotypes can be among their children?

Children can have 6 different genotypes (AAVB, AaBa, AAAv, Aavv, aaVv, aavv).

3) What is the likelihood that this couple will have a left-handed child (expressed in%)?

The probability that a left-handed child will be born in this couple is 25%.