Chapter 3: Biological Molecules Flashcards Preview

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Flashcards in Chapter 3: Biological Molecules Deck (15):
1

Organic Molecules

Carbon based molecules

2

Classes of organic molecules

- Carbohydrates
- Lipids
- Proteins
- Nucleic Acids

3

Hydroxyl group

-OH

4

Carbonyl group

>C=O
(aldehyde if on the end)
(keytone if in the middle)

5

Carboxyl group

-COOH

6

Amino group

-NH2

7

Phosphate group

-OP3 ^2-

8

Sulfhydryl group

-SH

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Stereoisomers

Molecules that are mirror images of each other

10

Structural isomers

Two molecules with same chemical formula, but different ways of connecting atoms. eg sugar vs fructose

11

Reaction when water molecule components are remobed

Dehydration synthesis or condensation reaction

12

Reaction where water molecules added to functional group

Hydrolysis

13

Polymer

Molecule assembled from subunit monomers into a chain via covalent bonds

14

Polymerization

The process of assembling a polymer from monomers
Dehydration synthesis reaction

15

Macromolecule

A single poymer with a mass of 1 000 Da or more