Unit Two

Question 1

Organic compounds in bacteria cell

Answer 1

70% H2O
26% organic compounds
- carbohydrates 7%n
- phospholipids 8%
- nucleic acid 27%
- proteins 58%
4% ions and small molecules

Question 2

What does glucose form.

Answer 2

Energy containing and structural molecules
Glycogen (stored in animals) and starch (stored in plants)
store energy in some bacteria cells

Cellulose is a structural component

Question 3

Chitin and peptidoglycan

Answer 3

Primary component of cell walls

Chitin - main in fungi

Peptidoglycan- main in bacteria cell walls

Question 4

What are monosocarrdies.

Answer 4

Glucose
Galatose
Fructose

Question 5

What is chitin

Answer 5

Structural cell wall of fungi

Question 6

What is glycogen and starch

Answer 6

How glucose is stored in algal and bacterial cells

Question 7

What is cellulose

Answer 7

Structural component algae cell walls

Question 8

What is peptidoglycan

Answer 8

Structural comment most cell walls

Question 9

What is DNA made up of

Answer 9

Nucleotides
5 carbon sugar
Phosphate group
Nucleobase.
— Uracil isnRNA only
— thymine DNA only

2 polynucleotide strands. Opposite antiparallel arrangement
Sugar phosphate backbone
Complementary base pairs
(G-C 3 hyodrgen bonds
A-T 2 hydrogen binds