MA Genetics Vocabulary

Front

What is a trait?

Back

A quality or aspect about a person.

Front

What is a recessive allele?

Back

An allele that CANNOT be seen when paired with a dominant allele.

Front

How do we represent a recessive allele?

Back

A little/lowercase letter.

Front

What is an example of a genotype?

Back

FF.

Front

What is an example of a phenotype?

Back

Brown hair.

Front

What is an allele?

Back

A variant form of a gene.

Front

What is a dominant allele?

Back

An allele that can mask the presence of a recessive 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 the purpose of a Punnett square?

Back

To predict the genetic outcomes of a cross between two organisms.