Genetics

The actual alleles or genes for the trait....the letters

• genotype

• phenotype

Tags

NGSS.HS-LS3-1

The genotype below that is heterozygous

• BB

• Bb

• bb

Genotype or Phenotype: Freckles

• Genotype

• Phenotype

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Genotype or Phenotype: ff

• Genotype

• Phenotype

Homozygous or Heterozygous: ff

• Homozygous

• Heterozygous

Homozygous or Heterozygous: Ff

• Homozygous

• Heterozygous

A trait that shows only if both parents pass it on

• recessive

• dominant

• codominan

Which of the following alleles is homozygous (purebred) recessive?

• Tt
• tt
• TT
• t

G = green, g = yellow
The genotype for a yellow plant is...

• GG
• Gg
• gg
• all of the choices result in yellow

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

T - tall and t = short
In the punnett square below, what belongs in the missing square

• tt

• Tt

• Bb

• TT

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2