Genes and Punnett Squares

The alleles for green hair is Gg. The genotype is

• Green hair

• Gg

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Offspring that inherit a different gene variant (allele) from each parent

• Mutation

• Hybrid

• F3 generation

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Aa is

• homozygous (purebred)

• heterozygous (hybrid)

Tags

NGSS.HS-LS3-1

Genotype refers to the ...

• physical expression of the genes

• the possible combination of alleles in a gene

• whether an allele is dominant or recessive

• how an organism will appear

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Homozygous is when...

• the alleles are the same

• the alleles are different

• the alleles are absent

• the alleles are present

Tags

NGSS.HS-LS3-1

Homozygous or heterozygous?
BB

• Homozygous

• Heterozygous

having two of the same genes for the trait (sometimes called purebred).

• homozygous

• hetrozygous

• protein

• chromosome

having two different genes for a trait (sometimes called hybrid).

• protein

• homozygous

• heterozygous

• genotype

The different forms of genes are known as

• environment

• probability

• traits

• alleles

Tags

NGSS.HS-LS4-2

An allele or gene that always shows is

• recessive

• dominant

• hidden

• present