MA Genetics Vocabulary

Front

What is a genotype?

Back

The genetic makeup of an organism; represented by letters.

Front

What is a phenotype?

Back

Physical appearance (what you see).

Front

Which of the following is an example of a genotype?

Back

FF.

Front

Which of the following is an example of a phenotype?

Back

Brown hair.

Front

What is a dominant allele?

Back

An allele that CAN be seen when paired with a recessive allele.

Front

What is a recessive allele?

Back

An allele that CAN'T be seen when paired with a dominant allele.

Front

What does homozygous mean?

Back

Having two identical alleles for a particular gene.

Front

What does heterozygous mean?

Back

Having two different alleles for a particular gene.

Front

What is an allele?

Back

A variant form of a gene.

Front

What is a Punnett square?

Back

A diagram used to predict the outcome of a genetic cross.