Alleles and Genes

When the two alleles of a particular gene are different

• heterozygous

• genotype

• homozygous

• phenotype

The set of alleles of an individual that codes for a trait is called

• heterozygous

• homozygous

• phenotype

• genotype

Tags

NGSS.HS-LS3-1

The allele that is always expressed when present is

• recessive

• dominant

• homozygous

• heterozygous

A version of a gene (one coming from the father, one from the mother)

• allele

• character

• trait

• offspring

Tags

NGSS.HS-LS3-1

The allele that is not expressed when the dominant allele is present is

• dominant

• recessive

• heterozygous

• homozygous

When two alleles of a particular gene are the same

• homozygous

• heterozygous

• genotype

• phenotype

Known as the father of genetics

• Watson

• Darwin

• Mendel

• Crick

Dominant alleles are represented with a

• capital letter

• lower case letter

• symbol

• shape

The observable expression of a trait is its

• chromosome

• allele

• genotype

• phenotype

If green is dominant over purple, then what is the genotype for this individual?

• purple

• GG

• gg

• green

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2