DNA and Genetics Vocabulary Quiz

Which of the following terms is a complex molecule that contains the genetic information that makes up chromosomes?

• DNA

• Nucleoside

• Nitrogenous base

• Enzyme

This compound is made up of a nitrogenous base plus a sugar molecule.

• DNA

• Nucleoside

• Enzyme

• Chromosome

What is the shape of DNA?

• They look like little Xs

• They are just straight lines

• We don't know what they look like

• They look like a twisted ladder, a double helix

Which is a compound made up of a nitrogenous base, a sugar, and a phosphate group?

• Double helix

• Nucleotide

• Nitrogenous base

• Enzyme

What is the common term for the molecules known as Adenine, Guanine, Thymine, and Cytosine?

• Nitrogenous bases

• Chromosomes

• Enzymes

• Phosphate groups

What is the name for a protein that helps certain cell functions like the replication of DNA?

• Nitrogenous base

• Enzyme

• Chromosomes

• Double helix

What do we call the passing of traits from one generation to the next?

• Heredity

• Fertilization

• Genetics

• Alleles

What is the study of heredity or genes called?

• Biology

• Genetics

• Fertilization

• Probability

What do we call the characteristics that organisms can pass onto their offspring through genes?

• Genetics

• Heredity

• Traits

• Fertlization

What is the process in sexual reproduction where the male and female reproductive cells join to form a new cell?

• Fertilization

• Purebred

• Genetics

• Traits