Intro to Organic Chemistry

Which substance is an organic molecule?

• O₂ (Oxygen Gas)

• C₆H₁₂O₆ (Glucose)

• NaCl (Sodium Chloride)

• H₂O (Water)

What elements are Proteins composed of?

• C and H

• C, H, and O

• C, H, O, N, and P

• C, H, O, N, and S

The breakdown of a disaccharide into 2 molecules (requiring H₂O) is called?

• Photosynthesis

• Dehydration Synthesis

• Hydrolysis

• Respiration

A substance with pH 2 is considered

• acidic, and 10x less acidic than pH 3

• basic, and 10x less basic than pH 3

• acidic, and 10x more acidic than pH 3

• basic, and 10x less basic than pH 3

The property of water that allows it to climb thin tubes or narrow spaces is called?

• Capillary action

• Cohesion

• Surface Tension

• Adhesion

Phosphate heads are best described as

• Hydrophobic

• Hydrolysis

• Hydrophilic

• Hydrogen

Is water a polar molecule?

• Yes

• No

Phospholipid bilayers are the primary components of

• Cell Walls

• Cytoplasm

• Ribosomes

• Cell Membranes

Covalent bonds _____ electrons

• Share 2

• Transfer 1

• Destroy 1

• Create 2

Water molecularly "sticking" to other water molecules is called

• Adhesion

• Capillary Action

• Cohesion

• Surface Tension