Genetics Vocab/PSquare #1

Front

An organism with a recessive allele that doesn't show the trait or disease.

Back

carrier

Front

Organism's genetic makeup or allele combinations (Tt, TT, tt)

Back

genotype

Front

Two identical alleles for a gene (HH, hh)

Back

homozygous

Front

Offspring with two different alleles for a trait

Back

Hybrid

Front

Organism's visible traits

Back

phenotype

Front

Offspring of crosses with identical traits (similar to homozygous)

Back

purebred

Front

Characteristic passed to offspring through genes

Back

trait

Front

Geneticists use this to predict offspring genotypes:

Back

Punnett Square

Front

Organism with two identical alleles for a trait (e.g., TT or tt) is...

Back

Homozygous

Front

Trait controlled by two different alleles (e.g., Tt, Ww) has what genotype?

Back

Heterozygous