Genetics Quiz

What is the study of how traits are passed from parents to offspring through genes called?

• Genotype

• Phenotype

• Genetics

• Alleles

What term describes the genetic makeup of an individual?

• Phenotype

• Genotype

• Alleles

• Dominant

Which term refers to the observable traits of an individual?

• Genotype

• Phenotype

• Recessive

• Homozygous

What are different forms of a gene called?

• Alleles

• Dominant

• Recessive

• Heterozygous

Which type of allele masks the effect of another allele?

• Recessive

• Homozygous

• Dominant

• Genotype

What is an allele that is masked by the presence of a dominant allele called?

• Dominant

• Recessive

• Phenotype

• Heterozygous

What term describes having two identical alleles for a particular gene?

• Heterozygous

• Homozygous

• Genotype

• Phenotype

What term describes having two different alleles for a particular gene?

• Homozygous

• Heterozygous

• Dominant

• Recessive

What is genetics?

• The study of how traits are passed from parents to offspring through genes.

• The study of environmental impacts on organisms.

• The study of chemical reactions in cells.

• The study of ancient civilizations.

What is a trait?

• A type of gene mutation.

• An observable feature or characteristic of an organism.

• A type of environmental factor.

• A method of genetic engineering.