Patterns of Inheritance

Multiple Choice

A trait that is only expressed if you have the allele on both chromosomes is______

• dominant

• recessive

• heterozygous

• mutant

Multiple Choice

A mouse has one allele for white fur and one for black fur. The two alleles are incompletely dominant. What color is its fur?

• white

• black

• grey

• white and black spots

Multiple Choice

Which sex chromosome is larger?

• X

• Y

• They are both the same size

Multiple Choice

A trait that shows a large amount of variance in the population and can't be sorted into neat categories is probably______

• dominant

• recessive

• polygenic

• codominant