Genetics

A trait that shows up if present

• Recessive

• Dominant

• Pedigree

• Punnett square

A trait that is rare and less likely to show up

• Recessive

• Dominant

• Punnett square

• Allele

Two different factors or different sized "letters"

• Homozygous

• Allele

• Heterozygous

• Genotype

Same factors or same size "letters"

• Heterozygous

• Homozygous

• Allele

• Genotype

BB is an example of alleles (letters) being

• Heterozygous

• Homozygous

• Phenotype (physical appearance)

• Recessive

Aa is an examples of alleles (letters) being

• Homozygous

• Phenoype (physical appearance)

• Heterozygous

• Recessive

Which shows a DOMINANT trait?

• gg

• aa

• Gg

• tt

Which shows a RECESSIVE trait?

• GG

• Ll

• aa

• BB

Which letters (alleles) show "homozygous recessive"?

• RR

• Bb

• EE

• ee

Which letters (alleles) show "heterozygous"?

• Bb

• AA

• rr

• LL