1. Living Things are Mostly Made of ___?
SB1c. Identify the function of the four major macromolecules.

2. Atoms Why is carbon the central atom of living things?
SULFUR
PHOSPHORUS
OXYGEN
NITROGEN
CARBON
HYDROGEN S P O N C H
Atoms Why is carbon the central atom of living things?

3. Which polymers correspond to the four monomers above?
AMINO ACIDS SUGAR FATTY ACIDS NUCLEOTIDES
GLYCEROL
Protein carbohydrate Lipids Nucleic Acid
aka. Saccharides aka. Fats DNA/RNA
Which polymers correspond to the four monomers above?

4. LIPIDS
PROTEINS
AMINO ACIDS
CARBOHYDRATES
MACROMOLECULES Which macromolecules were in your last meal? Did you eat a healthy meal according to the pyramid?

5. LIPIDS Can a living organisms be entirely fat free?
PHOSPHOLIPIDS
TRIGLYCERIDES
OR BAD BODY FAT AND
(LDL) CHOLESTEROL IN ARTERIES
CAN BE GOOD FOR CELLS AND
(HDL) NEURONS AND HORMONES
LIPIDS Can a living organisms be entirely fat free?

6. PROTEINS What are the two main jobs of proteins?
TRANSPORTERS
ENZYMES
CAN CARRY OXYGEN IN RED BLOOD CELLS
DETONATE THE REACTION IN CHEMICAL PROCESSES.
PROTEINS What are the two main jobs of proteins?

7. NUCLEIC ACIDS How is DNA related to RNA?
HEREDITY AND DIRECTIONS FOR CELLS
CARRIES DIRECTIONS FROM DNA TO CELL ORGANELLES
NUCLEIC ACIDS How is DNA related to RNA?

8. CARBOHYDRATES Which carbs should we choose and why?
SUGARS
STARCHES
Fast acting but they don’t last long and you “crash” when the sugar level in your blood drops
Longer lasting, slower release sugars that keep your blood sugar levels more constant so you don’t get the “crash”.
CARBOHYDRATES Which carbs should we choose and why?