Unit 1 Study Guide

Macromolecules are also known as _______.

What are the 4 macromolecules?

• proteins

• carbohydrates

• nucleic acids

• lipids

• glycogen

What are the functions of proteins?

• make up cell membranes

• help with growth and repair

• enzymes

• hormones

• antibodies

What are the elements of proteins?

• phosphate

• carbon

• hydrogen

• oxygen

• nitrogen

Monomer of protein:

What are the functions of carbohydrates?

• source of energy

• stores genetic information

• make cells walls

What are the elements of carbohydrates? (Ratio of 1:2:1)

• carbon

• hydrogen

• oxygen

• nitrogen

Monomer of carbohydrate:

What is the function of nucleic acid?

• make up cell membranes

• source of energy

• stores genetic information

What are the elements of nucleic acids?

• nitrogen

• phosphurus

• carbon

• oxygen