Genetics

Front

What does genotype refer to?

Back

The possible combination of alleles in a gene.

Front

Which of the following alleles is homozygous (purebred) recessive?

Back

tt

Front

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

Back

gg

Front

What is codominance?

Back

A genetic scenario where both alleles in a heterozygote are fully expressed.

Front

Who is considered the 'father' of modern genetics?

Back

Mendel

Front

What is the difference between genotype and phenotype?

Back

Genotype is the genetic makeup, while phenotype is the physical expression of that makeup.

Front

Define allele.

Back

An allele is a variant form of a gene.

Front

What is a dominant allele?

Back

An allele that expresses its trait even in the presence of a recessive allele.

Front

What is a recessive allele?

Back

An allele that only expresses its trait when two copies are present.

Front

What is incomplete dominance?

Back

A genetic situation where a heterozygote expresses a blend of both alleles.