Nucleic Acids, DNA, RNA

What are the three components of a nucleotide?

• Base, phosphate, 6C sugar

• Phosphate, 5C sugar, base

• 5C sugar, amino acid, phosphate

• 6C sugar, amino acid, phosphate

What are the two types of nitrogenous bases?

• Puridine and pyrimidine

• Purine and pyridine

• Pyridine and pyrimidine

• Purine and pyrimidine

What type of nitrogenous base is this?

• Pyrimidine

• Purine

What type of nitrogenous base is this?

• Pyrimidine

• Purine

Which two nitrogenous bases are purines?

• A, T

• C, T

• A, G

• C, G

Which nitrogenous bases are pyrimidines?

• G, T

• C, T

• A, G, U

• C, T, U

How is deoxyribose different than ribose?

• The carbon next to the anomeric carbon in is achiral.

• The carbon next to the anomeric carbon has two hydrogens.

• No oxygen is bonded to the carbon next to the anomeric carbon.

• All of the above.

What happens in a condensation reaction?

• A 5C sugar and a phosphate are bonded together to form a nucleoside.

• A phosphate and a base are bonded together to form a nucleoside.

• A 5C sugar and a base are bonded together to form a nucleoside.

• A 5C sugar and a phosphate are bonded together.

What is a glycosidic bond?

• The bond between two glucose molecules.

• The bond between two amino acids in an amino acid chain.

• The bond between H and OH to form water.

• The bond between the anomeric carbon of the 5C sugar and a nitrogen of the base.

What is always produced in a condensation reaction as product(s)?

• Water

• Water, nucleoside

• Water, nucleotide

• Water, nucleoside, nucleotide