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Biochemistry: Exam 1 > Biomolecules > Flashcards

Flashcards in Biomolecules Deck (11):
1

What types of atoms are the majority of living systems made up of?

1) Hydrogen
2) Oxygen
3) Carbon

2

What are the four major classes of biomolecules?

1) Proteins
2) Carbohydrates
3) Nucleic Acids
4) Lipids

3

What are the three components of nucleic acids?

1) Phosphoryl group(s)
2) Five-carbon sugar
3) Base

4

What are the two types of five-carbon sugars that comprise nucleic acids?

1) Deoxyribose (in DNA)
2) Ribose (in RNA)

5

Which type of biomolecule stores and transfers genetic information?

Nucleic acids

6

Which type of biomolecule is a polymer of amino acids and is used in signaling/receptors, structure, motility, the immune system, and enzymes?

Proteins

7

What are proteins?

Polymers of amino acids

8

What are the pyrimidine bases in nucleic acids?

Cytosine, Thymine, and Uracil

9

What are the purine bases in nucleic acids?

Adenine and guanine

10

What types of biomolecules are amphipathic (i.e., have a hydrophobic and a hydrophilic region)?

Lipids

11

What are the functions of carbohydrates?

1) Energy source/storage
2) Cell recognition
3) Protein modifications