Genetics Quick Review 1

When two alleles are both the same in a genotype

• heterozygous

• homozygous

• Genes

• Dominant

The different versions of a gene (one from each parent)

• Allele

• Gene

• Genotype

• Chromosome

Tags

NGSS.HS-LS3-2

The section of a chromosome that codes for a trait

• allele

• Chromosome

• Gene

• Genotype

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

The physical presentation of a trait (what something looks like)

• Genotype

• Chromosome

• Looks

• Phenotype

The letter code used to represent the alleles of a gene

• Genotype

• phenotype

• homozygous

• heterozygous

The allele that is shown and covers the other allele

• Dominant

• Heterozygous

• Recessive

• Trait

The allele that is suppressed (covered) by the dominant allele

• Dominant

• Recessive

• Genotype

• Incomplete Dominance

Hh and Tt are examples of what genotype?

• Homozygous

• Genotypes

• Heterozygous

• Dominant Alleles