IS Review: Genetics/Punnett Squares

Any variation of a gene at a specific location

• heter

• allele

• cross

• homo

Who was the father of modern genetics

• Crick

• Watson

• Darwin

• Mendel

Genetic cross where the heterozygous genotype expresses both variations of the trait

• impossible

• codominance

• incomplete dominance

• complete dominance

Grid system used to predict all possible genotypes resulting from a genetic cross

• allele chart

• bar graph

• punnett square

• heredity graph

With most traits, how many alleles does each parent donate to the offspring?

• 1

• 2

• 3

• 4

Paired alleles that are the same

• homozygous

• heterozygous

• gametes

• genes

A trait that needs two alleles to be expressed

• multiple alleles

• sex-linked

• recessive

• dominant

Describes the physical appearance of a trait

• phenotype

• genotype

• gametophyte

• genetic cross

Describes the location of a gene on a chromosome

• trait

• locus

• map

• variation

Passing of traits from parent to offspring

• meiosis

• mitosis

• heredity

• mendelism