Punnett Square Practice and Genetic Probabilities

What determines our physical traits?

• Genotype

• Phenotype

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is the term for having the same alleles for a trait?

• homozygous

• heterozygous

• dominant

• recessive

What is the term for having different alleles for a trait?

• The term for having different alleles for a trait is heterozygous.

• The term for having different alleles for a trait is homozygous.

• The term for having different alleles for a trait is dominant.

• The term for having different alleles for a trait is recessive.

What is the term for a trait that masks the effect of another?

• dominant trait

• recessive trait

• co-dominant trait

• incomplete dominant trait

What is the term for a trait that can be masked by another trait?

• Dominant trait

• Recessive trait

• Co-dominant trait

• Incomplete dominant trait

The tool that we use to predict genotypes is:

• Punnett Square

• Gene Sequencer

• PCR Machine

• Microscope

Tags

NGSS.HS-LS3-1

The homozygous dominant genotype is:

• AA

• Aa

• aa

• aA

The homozygous recessive genotype is:

• AA

• Aa

• aa

• aA

What is the heterozygous genotype?

• Gg

• GG

• gg

• G

Tags

NGSS.HS-LS4-3

Example of homozygous dominant genotype.

• AA

• Aa

• aa

• aA