A - 1 - Molecules of life

Question 1

What are polymers?

Answer 1

Large complex molecules composed of long chains of monomers

Question 2

What are monomers?

Answer 2

A small basic molecular unit

Question 3

How are polymers formed?

Answer 3

Through condensation reactions

Question 4

Describe a condensation reaction

Answer 4

A chemical bond is formed between monomers and a molecule of water is released

Question 5

How are polymers broken down?

Answer 5

Through a hydrolysis reaction

Question 6

Describe a hydrolysis reaction

Answer 6

The chemical bond between monomers is broken using a water molecule

Question 7

What is the process called which polymers are formed called?

Answer 7

Polymerisation

Question 8

What is evidence for evolution?

Answer 8

Information that supports the theory of evolution

Question 9

What is the theory of evolution?

Answer 9

The theory that all organisms on earth are descended from one or a few common ancestors and that they have changed and diversified over time

Question 10

Give three examples of monomers

Answer 10

Monosaccharides, amino acids and nucleotides