Chapter 2: Chemistry of Life: Study Guide

Chapter 2: Chemistry of Life: Study Guide

Multiple Select

substance that consists of 4 carbon rings plus a side chain of carbons, is a lipid, and can function as a protein

• carbohydrate

• steroid

Multiple Select

Semipermeable means

• to allow everything in

• to NOT allow anything in

• to allow only certain tthings in or out

Multiple Select

What do buffers in your blood do?

• create antibodies

• control acids and bases

• provide oxygen to lungs

Multiple Select

Which of the following is NOT a lipid?

• cholesterol

• wax

• monosaccharide

• phospholipid

Multiple Select

Homogeneous mixtures appear

• uniform or even

• uneven or not uniform

Multiple Select

What type of bond holds water molecules together, giving it unique properties?

• hydrogen bonds

• covalent bonds

• ionic bonds

Multiple Select

What 3 things make up a nucleotide?

• sugar

• water

• phosphate

• base

Multiple Select

What type of lipids are liquid at room temperature?

• oils

• animal fat/lard

Multiple Select

List 3 characteristics of an enzyme.

• affected by chemicals or pH

• can break down or build-up

• take in or give off energy

• make up carbohydrates

Multiple Select

Check all the examples of a physical change.

• burning wood

• boiling water

• mixing sugar and water

• chilling jello

• neutralizing an acid