Genotypes And Phenotypes Practice Question Preview (ID: 37253)


Practice Identifying Homozygous Vs. Heterozygous, Dominant Vs. Recessive, And Allele Symbols. TEACHERS: click here for quick copy question ID numbers.

In cats, long hair is dominant over short hair. What letter would you use to represent the long hair allele?
a) L
b) l
c) S
d) s

In cats, long hair is dominant over short hair. What letter would you use to represent the short hair allele?
a) L
b) l
c) S
d) s

Which of the following represents a homozygous dominant genotype?
a) ll
b) Ll
c) LL
d)

Which of the following represents a heterozygous genotype?
a) ll
b) Ll
c) LS
d) LL

Which of the following represents a homozygous recessive phenotype?
a) Ll
b) LL
c) ll
d)

In cats, long hair is dominant over short hair. If a cat has the genotype Ll, what will its phenotype be?
a) Long hair
b) Medium hair
c) Short hair
d)

In cats, long hair is dominant over short hair. If a cat's phenotype is short hair, what is its genotype?
a) Ll
b) ll
c) LL
d)

In guinea pigs, black fur is dominant over white fur. If a guinea pig's phenotype is black, what is its genotype?
a) BB
b) Bb
c) bb
d) BB or Bb

In guinea pigs, black fur is dominant over white fur. If a guinea pig's phenotype is white, what is its genotype?
a) BB
b) Bb
c) bb
d) BB or Bb

In guinea pigs, black fur is dominant over white fur. If a guinea pig's genotype is Bb, what will its phenotype be?
a) black
b) white
c) gray
d)

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