Punnett Square Practice

Front

What is a Punnett Square?

Back

A Punnett Square is a diagram used to predict the genetic makeup of offspring from two parents based on their genotypes.

Front

What does homozygous mean?

Back

Homozygous refers to having two identical alleles for a particular gene, such as AA or aa.

Front

What does heterozygous mean?

Back

Heterozygous refers to having two different alleles for a particular gene, such as Aa.

Front

What is the probability of an event?

Back

The probability of an event is a measure of the likelihood that the event will occur, expressed as a fraction or percentage.

Front

What is the percent chance that the offspring will have NO belly fur?

Back

25%.

Front

What is the percent chance that the offspring will be HOMOZYGOUS DOMINANT for having belly fur?

Back

25%.

Front

What is the percent chance that the offspring will HAVE belly fur?

Back

75%.

Front

What is the chance that the offspring will HAVE horns?

Back

0%.

Front

What is the chance that the offspring will be HETEROZYGOUS for horns?

Back

100%.

Front

What is an allele?

Back

An allele is a variant form of a gene that can produce different traits.