Intro - Unit 7 and 8

different variations of the same gene

• genes

• alleles

• genotype

• phenotype

a trait that is expressed over another trait

• Homozygous

• Heterozygous

• Dominant

• Recessive

the study of heredity

• biology

• genetics

• genes

• chemistry

the combination of alleles for a particular trait

• phenotype

• genotype

• heterozygous

• homozygous

the passing of traits from one generation to the next

• heredity

• genetics

• genes

• DNA

having two different alleles for a trait

• heterozygous

• hybrid

• homozygous

• pure

having two of the same alleles for a trait

• homozygous

• pure

• heterozygous

• hybrid

having two recessive alleles for a trait

• homozygous dominant

• homozygous recessive

• heterozygous dominant

• heterozygous recessive

having two dominant alleles for a trait

• homozygous dominant

• homozygous recessive

• heterozygous dominant

• heterozygous recessive

natural law stating that a dominant allele will always mask a recessive allele

• law of dominance

• law of independent assortment

• law of masking traits

• law of recessive alleles