In humans, brown eyes (B) are dominant over blue eyes (b). Monica has blue eyes and Chandler has brown eyes. They have a son named after Monica's brother Ross, who has blue eyes. Which of the following statements is incorrect? Monica's genotype is BB
Chandler's genotype is Bb.
Ross's genotype is bb.
Ross inherited a b allele from Monica and a b allele from Chandler.

Monica's genotype is BB is inorrect becuase BB shows that hse would have brown eyes when she has blue eyes.

Explanation:

"monicas genotype is BB" is incorrect

Explanation:

for ross to have blue eyes, chandler must have the genotype Bb, and monica must have bb. monica cannot have BB because that would give her brown eyes

ok

explanation:

a tetrad is the foursome during meiosis made by two homologous chromosomes that have each already replicated into a pair of sister chromatids.