Genetics & Heredity

Front

What is the definition of phenotype?

Back

The physical expression of a trait.

Front

Where, in the eukaryotic cell, is DNA located?

Back

Nucleus.

Front

If green is dominant over purple, what is the genotype for a purple individual?

Back

gg.

Front

Who is known as the father of modern genetics?

Back

Gregor Mendel.

Front

What is a gene?

Back

A set of instructions for an inherited trait.

Front

What is the definition of genotype?

Back

The genetic combination of alleles.

Front

What is an allele?

Back

A variant form of a gene.

Front

What does it mean for a trait to be dominant?

Back

It means that the trait will be expressed in the phenotype even if only one dominant allele is present.

Front

What is a recessive trait?

Back

A trait that is only expressed in the phenotype if two recessive alleles are present.

Front

What is a chromosome?

Back

A structure made of DNA that contains many genes.