Genetics Review

Front

What is a segment of DNA that gives instructions for making a protein?

Back

Gene

Front

In a heterozygous person, which allele often determines the phenotype?

Back

Dominant

Front

What does TT represent in genetics?

Back

Two dominant alleles

Front

What is an example of a homozygous dominant allele combination?

Back

HH

Front

What do we call an organism that has two identical alleles for a trait?

Back

Purebred

Front

What is the term for different forms of a gene?

Back

Alleles

Front

What is the genetic makeup of an organism called?

Back

Genotype

Front

What is the physical appearance of an organism called?

Back

Phenotype

Front

What do we call the complete set of genes in an organism?

Back

Genome

Front

What is the term for an organism with two different alleles for a trait?

Back

Heterozygous