1.1 Introduction to Biological Molecules

Question 1

Name 4 monosaccharides

Answer 1

glucose, galactose, fructose, ribose

Question 2

What’s the difference between covalent & ionic bonds

Answer 2

Covalent bonding = atoms share a pair of atoms in their outer shell
Ionic bonding = ions with opposite charges attract each other

Question 3

What does ‘metabolism’ mean?

Answer 3

All chemical processes that take place in living organisms

Question 4

What does ‘polymeristation’ mean?

Answer 4

The process of monomers forming together to form polymers

Question 5

A condensation reaction between two monosaccharides forms what type of bond?

Answer 5

Glycosidic bond

Question 6

Lactose is formed by the condensation of?

Answer 6

A glucose molecule + a galactose molecule

Question 7

Maltose is formed by the condensation of?

Answer 7

Two glucose molecules

Question 8

Sucrose is formed by the condensation of?

Answer 8

A glucose molecule + a fructose molecule

Question 9

Glycogen and starch are formed by the condensation of?

Answer 9

Alpha glucose

Question 10

Cellulose is formed by the condensation of?

Answer 10

Beta glucose