A hybrid organism is the offspring of many generations that have the same form of a trait.

Capital letters are used to represent recessive alleles.

Mendel called an individual that has one dominant allele and one recessive allele for a trait a purebred.

Mendel said that the factors that control a trait exist in pairs.

Mendel’s experiments showed that the traits of an offspring were a blend of the characteristics of the parents.

Which of these genotypes is heterozygous?

Which of these is NOT a phenotype?

In a cross between individuals that are Aa x Aa, how many boxes of the Punnett square will show an offspring that is AA?

Which of these is NOT a way to express probability?

A cow with a mix of red hairs and white hairs has the genotype H^RH^W. This is an example of _____.

Having pierced ears is an example of a(n) _____ trait.

Four alleles determine if a rabbit is white, brown, or gray. This is an example of _____.

The pattern of inheritance in which more than one pair of genes affects a trait is _____.

If a plant with red flowers crossed with a plant with white flowers produces a plant with pink flowers, it is an example of _____.

Only changes in _____ cells can be passed to offspring.