Genetics Review

Front

If the two copies of a gene have different alleles, the person is _________________ for that gene.

Back

heterozygous

Front

What does TT represent to geneticists?

Back

two dominant alleles

Front

An example of a homozygous dominant allele combination is _____________.

Back

HH

Front

An example of a heterozygous allele combination is 

Back

Aa

Front

The passing of traits from parent to offspring are called

Back

heredity

Front

What is the term for the genetic makeup of an organism?

Back

genotype

Front

What is the observable physical characteristic of an organism called?

Back

phenotype

Front

What are different forms of a gene called?

Back

alleles

Front

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

Back

homozygous

Front

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

Back

heterozygous