Dihybrid Crosses (Mendelian Inheritance)

Which genotype should go in #1?

• YYrr
• yyrr
• Yyrr

Which phenotype should go in #2?

• yellow, round
• green, round
• yellow, wrinkled

Which phenotype should go in #3?

• yellow, round
• green, round
• yellow, wrinkled

Which phenotype should go in #4?

• yellow, round
• green, round
• yellow, wrinkled

Which 2 genotypes should go in #5?

• YYRR, YyRr
• yyrr, YYRR
• YYrr, Yyrr

Which 2 genotypes should go in #6?

• YYRR, YyRr
• yyRR, yyRr
• YYrr, Yyrr

An allele is a form of a gene. In the cross HhSs x hhss, how many alleles does a kitten inherit from the mother?

• 1
• 2
• 4

An allele is a form of a gene. In the cross HhSs x hhss, how many alleles does a kitten inherit from the father?

• 1
• 2
• 4

Type the genotype that should go in the square numbered 1.

• HhSS
• Hhss
• HhSs

Type the genotype that should go in the square numbered 2.

• Hhss
• hhss
• HhSs