Genetics Test Review

What is a section of DNA that codes for a specific trait?

• Genetics

• Gene

• Genotype

• Phenotype

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What tool is used to predict the outcome of genetic crosses between two individuals?

• Genotype

• Phenotype

• Fitness

• Punnett Square

Tags

NGSS.HS-LS3-3

What term refers to the different forms of a gene?

• Genotype

• Phenotype

• Mutation

• Allele

What type of gene shows its "effect" when present?

• Dominant

• Recessive

• Heterozygous

• Homozygous

Tags

NGSS.HS-LS3-2

What terms refers to the actual combination of genes that an organism has?

• Selection pressures

• Phenotype

• Genotype

• Fitness

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What term refers to the outward appearance of a trait?

• Genotype

• Phenotype

• Heterozygous

• Homozygous

What term refers to genes that can be "hidden"?

• Alleles

• Dominant

• Recessive

• Mutation

Having two alleles that match.

• Homozygous

• Heterozygous

• Genotype

• Phenotype

Tags

NGSS.HS-LS3-2

Having two alleles that are different.

• Homozygous

• Heterozygous

• Genotype

• Phenotype

Tags

NGSS.HS-LS3-2

If 2 heterozygous organisms are crossed what is the chance their offspring will be heterozygous?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-3