1.1

Question 1

What are the organic element of life made up from?

Answer 1

C, O, H

Question 2

Describe carbohydrates

Answer 2

• organic molecules
• contain C,O, H
• sugars/startches
• energy
• 1% of total body weight

Question 3

Describe lipids

Answer 3

• organic molecules
  Contain C, O, H
• fats/oils/waxes
• structural components
• Energy (fat)
• 12-19% in males
• 18-24% in females

Question 4

Describe proteins

Answer 4

• organic molecules
• contain C,O,H,N
• 16-20% total body weight

Question 5

What are the functions of proteins?

Answer 5

• support
• movement
• transport
• buffer
• metabolic regulation
• coordination and control
• defence

Question 6

Describe nucleic acids

Answer 6

• organic molecules
• contains C,O,H,N,P
• DNA and RNA
• Genetic code