Genetics Vocab Review

An allele that is hidden unless two copies are present.

• Dominant

• Recessive

• Genotype

• Phenotype

The physical appearance of a characteristic.

• Dominant

• Recessive

• Genotype

• Phenotype

Hh

• Heterozygous

• Homozygous

An allele that masks other alleles whenever it is present.

• Dominant

• Recessive

• Genotype

• Phenotype

RR or rr

• Heterozygous

• Homozygous

The pair of alleles that an organism has.

• Dominant

• Recessive

• Genotype

• Phenotype

Condition where alleles blend in the heterozygote.

• Co-dominance

• Incomplete dominance

Pattern of inheritance where both alleles are expressed at the same time.

• Co-dominance

• Incomplete dominance

Law of genetics stating that the distribution of one allele to one gamete does not affect which allele for a different gene is passed on.

• Law of Independent Assortment

• Law of Segregation

Law of genetics stating that only one chromosome of each pair is passed on to a parent's offspring.

• Law of Independent Assortment

• Law of Segregation