Genetics Test Review

Front

A person with Huntington’s disease has the genotype Hh. This person is __________________ for this trait.

Back

heterozygous

Front

A person that cannot taste the chemical PTC has the genotype tt. This person is __________ for this trait.

Back

homozygous recessive

Front

A chicken with a feather “beard” has the genotype BB. This chicken is ___________________ for this trait.

Back

homozygous dominant

Front

A homozygous black guinea pig was crossed with a homozygous white guinea pig and all the resulting offspring were black. Black fur is most likely what type trait?

Back

dominant

Front

If Jessica has light eyes (bb) but both of her parents have dark eyes (Bb), which statement is true?

Back

Jessica inherited one recessive form of the gene from each parent.

Front

Which trait can the animal inherit only from its mother? Options: long hair, black hair, white hair, short hair

Back

long hair

Front

The figure represents chromosomes from an animal. Which of the following correctly states the animal's phenotype?

Back

long, black hair

Front

Some offspring of a cross in pea plants were tall and green. According to the chart, these plants could be represented by: Hh, ee

Back

Hh, ee

Front

What could be the genotype of a short and yellow plant? Options: a. HH, EE, b. hh, Ee, c. hh, ee, d. Hh, Ee

Back

hh, Ee

Front

What would be the phenotype of the following plant: hh, ee ?

Back

short, green