Biomolecules Warm-Up

This diagram represents

• A monosaccharide

• A monomer of a carbohydrate

• A sugar

• All of the these are correct

Imagine you are preparing a meal and you have to choose between using carbohydrates or lipids. Which one would provide about twice the amount of energy compared to the other?

• Carbohydrates

• Lipids

Label the biomolecules with the elements they are composed of:

a

b

c

d

CHO/sometimes CHOP

CHO

CHONP

CHON

Label the three parts of the nucleotide:

a

b

c

Sugar

Phosphate group

Nitrogen base

Match the following:

• Protein

• 
• Carbohydrate

• 
• Lipid

• 
• Nucleic Acid

• 

Match the following:

• Polyunsaturated fatty acid

• 
• Saturated fatty acid

• 
• Monounsaturated fatty acid

• 

Match the following carbohydrate functions:

• Stores back up sugar in the liver

• 
• Strengthens plant cell walls

• 
• Composes exoskeletons of insects

• 

Match the following

• Codes for proteins

• 
• Helps plants store energy

• 
• Composes the cell membrane

• 
• Protect against foreign invaders

• 

Reorder the following with 1 being the smallest

• Polypeptide

• Protein

• Dipeptide

• Amino acid

Match the monomers/building blocks of the 4 biomolecules:

• Glycerol & fatty acids

• Protein

• Amino acid

• Carbohydrate

• Monosaccharide

• Nucleic Acids

• Nucleotide

• Lipid