Basic Genetics Vocab

Front

Alleles symbolized by a lowercase letter (r).

Back

recessive

Front

Genotype codes for the physical expression of a trait. This is called ___________.

Back

phenotype

Front

Alleles symbolized by an uppercase letter (R).

Back

dominant

Front

Term that means "same genes."

Back

Homozygous

Front

Different versions of genes.

Back

Alleles

Front

The genetic makeup of an organism.

Back

Genotype

Front

The observable characteristics of an organism.

Back

Phenotype

Front

An organism with two different alleles for a trait.

Back

Heterozygous

Front

The physical location of a gene on a chromosome.

Back

Locus

Front

A chart used to predict the genetic outcome of a cross.

Back

Punnett Square