Alleles, Phenotype and Genotype

The two types of alleles are (select two)

• dominant

• doughnut

• expressive

• recessive

Which of the following is heterozygous

• FF
• tt
• Gg
• RR

Which of the following is homozygous recessive?

• rr
• AA
• TT
• Ff

Which of the following is homozygous dominant?

• Jj
• Rr
• MM
• ee

The physical appearance of a trait is known as the-

• genotype
• phenotype
• characteristics
• intelligence

How many letters does a genotype contain?

• 1
• 2
• 3
• 4

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

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

• BB
• bb
• Bb
• bB

What you see, or the physical appearance.

• Genotype
• Phenotype
• Homozygous
• Heterozygous

How much of your DNA do you inherit from your mom?

• 10%
• 25%
• 50%
• it varies