DNA vs RNA Lesson

Which nucleic acid is double-stranded?

• DNA

• RNA

Which nucleic acid is single-stranded?

• DNA

• RNA

Which combination of nucleotides does RNA have?

• A, C, U, and T

• G, U, A, T

• A, C, G, T

• A, C, G, U

What combination of nucleotides does DNA have?

• A, C, U, and T

• G, U, A, T

• A, C, G, and T

• A, C, G, and U

Which molecule can only ever be found in the nucleus?

• RNA

• DNA

• Protein

• Water

A nucleotide consists of what 3 components?

• Sugar

• Phosphate Group

• Nitrogenous Base

• Hydrochloric Acid

What is the purpose of DNA?

• To insulate against the cold

• To make reactions happen quickly

• To store and transmit genes

• Structural Support

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which molecules help to replicate DNA and build RNA?

• Acids & Bases

• Enzymes

• Carbohydrates

• Lipids

A scientist analyzes a DNA molecule and discovers that 25% of its nitrogenous bases are Cytosine. How many bases must be Guanine?

• 0% Guanine

• 25% Guanine

• 50% Guanine

• 75% Guanine

What sugar does RNA have in its backbone?

• Ribose

• Deoxyribose

• Glucose

• Fructose