Biology Biochemistry Test

Question 1

What is a monosaccharide? Example? Formula?

Answer 1

One sugar, Glucose, C6H12O6, tastes sweet

Question 2

What is a polysaccharide? Example?

Answer 2

Many sugars, starch

Question 3

Use of Carbohydrates?

Answer 3

To provide short bursts of energy

Question 4

All sugars have what ending?

Answer 4

-ose

Question 5

Chemical formula for disaccharide?

Answer 5

C12 H22 O11 + H20 = C6 H12 O6 + C6 H12 + O6

Question 6

Explain two parts of the cracker lab?

Answer 6

1. Chewing cracker and letting it sit turns sweet because of enzyme.
2. Mouth gets dry after crackers because water + chemical reaction.

Question 7

What is AMYLASE?

Answer 7

An enzyme that breaks down starch into simple sugars.

Question 8

What do oligosaccharides do?

Answer 8

Makes you fart because we don’t have enzymes to break it down.

Question 9

What does BEANO do?

Answer 9

gives enzyme to break down oligosaccharides.

Question 10

Lipids are also called…

Answer 10

Fats or fatty acids.

Question 11

Saturated Fats?

Answer 11

Solid @ room temp and is bad. Lard, butter, bacon fat.

Question 12

Unsaturated Fats?

Answer 12

Plant fat, liquid @ room temp and is good. Any oils.

Question 13

Uses of fats.

Answer 13

1. Stores energy
2. Protects organs
3. Forms cell membranes millions die everyday
4. Allow nerve messages to pass through

Question 14

What is olestra?

Answer 14

Fake fat and no calories.

Question 15

What does olestra cause?

Answer 15

Diarrhea and anal leakage.

Question 16

Use of proteins?

Answer 16

Grows and repairs?

Question 17

What is ENZYME?

Answer 17

Speeds of chemical reaction to digest.

Question 18

How many times faster does ENZYME digest?

Answer 18

10 Billion

Question 19

Only certain enzymes…

Answer 19

Break down certain molecules.

Question 20

What is gelatin made of?

Answer 20

Protein

Question 21

Why doesn’t gelatin break down in your mouth?

Answer 21

It sultifies and down because only carbs break down in your mouth.

Question 22

What are steroids?

Answer 22

Fake hormones

Question 23

What do steroids do to your body?

Answer 23

Weakens tendons and gives aches. Also makes you very aggressive.