Genetics Review

Front

What is the physical expression of a trait?

Back

Phenotype

Front

What does homozygous mean?

Back

When an offspring has 2 of the same alleles for a trait.

Front

Which of the following is NOT an example of a genotype?

Back

Long.

Front

What is the genetic makeup of an organism?

Back

Genotype.

Front

What are the different variations of a gene?

Back

Allele.

Front

What is the term for different forms of a gene?

Back

Alleles.

Front

What is the term for an organism's observable characteristics?

Back

Phenotype.

Front

What is the difference between genotype and phenotype?

Back

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

Front

What does heterozygous mean?

Back

When an offspring has 2 different alleles for a trait.

Front

What is a mutation?

Back

A change in the DNA sequence of a gene.