Genetics Vocab. and Simple Dominance Punnett Squares

Mark is heterozygous. If B is for brown hair, and b is for blonde hair, what is Mark's phenotype?

• Brown Hair
• Blonde Hair
• Brown and Blonde Hair
• Black Hair

Fill in the Yellow Box

• AA

• Aa

• aa

The genotype Aa is called . . .

• Homozygous recessive

• Hybrid

• Purebred

• Homozygous dominant

The Punnett square is used to tell the color of a frog's skin. "G" represents green skin and "g" represents brown skin. What is the chance the baby frogs will have brown skin?

• 0%

• 25%

• 50%

• 100%

How many letters does a genotype contain?

• 1
• 2
• 3
• 4

The physical appearance of a trait is known as the-

• genotype
• phenotype
• characteristics
• intelligence

Mark is heterozygous. If B is for brown hair, and b is for blonde hair, what is Mark's genotype?

• BB
• bb
• Bb
• bB

Which of the following is heterozygous

• FF
• tt
• Gg
• RR

Which of the following is homozygous recessive?

• rr
• AA
• TT
• Ff

Fill in the Yellow Box

• Bb

• BB

• bb