Genetic Terms 2021

Which of the following is homozygous recessive?

• Rr

• RR

• rr

• All of them

Brown (B) is dominant over white (b). Which is a homozygous GENOTYPE of BROWN FUR?

• BB

• Bb

• bb

• B

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which term describes the different forms of a gene?

• Chromosome

• Allele

• DNA

• Punnett Squares

A phenotype is

• Physical appearence

• Dominance

• Recessiveness

• Letter combinatons

Which of the following genotypes are heterozygous? Check all that apply.

• EE

• FF

• Bb

• Tt

If purple flowers are dominant to white flowers, which of the following genotypes will be purple? Check all that apply.

• PP

• Pp

• pp

If blue eyes are recessive to brown eyes, which of the following genotypes will be blue? Check all that apply.

• bb

• Bb

• BB

When two alleles in a pair are different (Bb or Mm) they are called

• homozygous

• heterozygous

• trait

• genotype

When two alleles in a pair are the same (BB or bb) they are called

• heterozygous

• gamete

• homozygous

• zygote

The allele masked by the dominant one

• gamete

• recessive

• zygote

• cross-fertilization