Biomolecules Flashcards
What are the 4 main biomolecules?
Proteins, Nucleic Acids, Lipids, Carbohydrates
What are proteins made up of?
Amino acids
What are the functions of proteins?
1) Signaling/Receptors
2) Structural
3) Motility
4) Immune system
5) Enzymes
What is the function of nucleic acids?
Store and transfer genetic information
What are the three parts of a nucleic acid?
1) Phosphoryl group
2) Five-carbon sugar
3) Base
What are the two types of sugar?
RNA and DNA
What are the two types of bases?
Pyrimidine, Purine
How many rings does pyrimidine have?
1 ring
What are the nucleic acids that are pyrimidines?
1) Cytosine
2) Thymine
3) Uracil
What nucleic acid is this?
Adenine (Purine)
What nucleic acid is this?
Cytosine (Pyrimidine)
What nucleic acid is this?
Guanine (Purine)
What nucleic acid is this?
Thymine (Pyrimidine)
What nucleic acid is this?
Uracil (Pyrimidine)
What are the nucleic acids that are purines?
1) Adenine
2) Guanine
How many rings do purines have?
2 rings
What kind of nature are lipids?
Amphipathic: Hydrophobic (nonpolar) tails and hydrophilic (polar) heads
What are the functions of lipids?
1) Form barriers
2) Source of energy/storage
3) Cell signaling
4) Protein modifications
What are the functions of carbohydrates?
1) Source of energy/storage
2) Cell recognition
3) Protein modifications
What are two examples of carbohydrates?
Glucose and glycogen
