Bio Chapter 2 Quiz slides 1–20 – Deck 2

Question 1

What are the three main types of lipids?

Answer 1

Fats
Oils
Waxes

Question 2

What are two uses for lipids?

Answer 2

Energy

To make up cell membranes

Question 3

What is made up of three fatty acid molecules attached to one glycerol molecule?

Answer 3

Lipids

Question 4

Which type of fat (saturated or unsaturated) is solid at room temperature?

Answer 4

Saturated

Question 5

Which type of fat (saturated or unsaturated) is liquid at room temperature?

Answer 5

Unsaturated

Question 6

If a fat contains more than 1 double or triple bond what is it called?

Answer 6

POLYunsaturated fat

Question 7

What are the 2 main types of nucleic acids?

Answer 7

DNA and RNA

Question 8

Is DNA double- or single- stranded?

Answer 8

Double-stranded

Question 9

Is RNA double- or single- stranded?

Answer 9

Single-stranded

Question 10

What do nucleic acids store and transmit?

Answer 10

Genetic information

Question 11

What are proteins used for?

Answer 11

Growth and repair

Question 12

What are proteins made of?

Answer 12

Long chain of amino acids

Question 13

Amino acids all have what 2 kinds of groups?

Answer 13

AMINO group and CARBOXYL group

Question 14

How many different types of amino acids are there?

Answer 14

20

Question 15

If two amino acids are joined together what do they form?

Answer 15

DIpeptide

Question 16

What kind of bond are amino acids held together by?

Answer 16

Peptide bond

Question 17

If you keep on adding amino acid to a peptide, what forms?

Answer 17

A POLYpeptide

Question 18

What are the two ways that proteins differ from each other?

Answer 18

1. Their order of amino acids

2. Their shape