Topic 2.1

Question 1

What is the Lewis dot structure for carbon?

Answer 1

H
H:C:H
H

Question 2

How many bonds can a carbon atom form?

Answer 2

4

Question 3

What is a monomer of a carbohydrate?

Answer 3

A monosaccaride

Question 4

Polymer of a carbohydrate

Answer 4

Glucose and fructose

Question 5

What is the purpose of a carbohydrate

Answer 5

Energy storage

Question 6

Main elements of a carbohydrate

Answer 6

hydrogen, carbon, oxygen

Question 7

Monomer of a lipid

Answer 7

fatty acids and glycerol

Question 8

Polymer of a lipid

Answer 8

saturated fatty acids

Question 9

Main elements that make up a lipid

Answer 9

hydrogen, carbon, oxygen

Question 10

Monomer of a protein

Answer 10

amino acids

Question 11

Purpose of a protein

Answer 11

Communication
Enzymes
Structural support
Carriers

Question 12

Elements of protein

Answer 12

carbon, oxygen, hydrogen, sulphur, nitrogen

Question 13

Purpose of nucleaic acid

Answer 13

basic building blocks of DNA

Question 14

Monomer of a nucleic acid

Answer 14

nucleotides

Question 15

Elements of nucleic acid

Answer 15

carbon, hydrogen, carbon, nitrogen , phosphorous

Question 16

What is anabolism

Answer 16

Synthesis of complex molecules from simpler molecules including the formation of macromolecules from monomers by condensation reactions

Question 17

What is catabolism

Answer 17

Breakdown of complex molecules from simpler molecules including the hydrolysis of macromolecules into monomers

Question 18

How was vitalism falsified

Answer 18

The discovery of urea showed the same in all humans, and what the first molecule to be synthesized in a lab

Question 19

What is the difference between an alpha-D-glucose molecule and a beta-D-glucose molecule

Answer 19

Alpha-D-glucose has HO on the top, and beta-D-glucose has HO on the bottom

Question 20

How to draw a saturated fatty acid

Answer 20

O=
/\/\/\/
HO

Question 21

Draw an amino acid

Answer 21

H R
N/\/\/O
H OH