Unit 2 Test Review

What elements make up carbohydrates?

• Carbon, hydrogen, nitrogen, oxygen
• sulfur, carbon, hydrogen
• glucose and fructose
• carbon, hydrogen, oxygen

All carbohydrate names end with which ending:

• -ise

• -ase

• -ese

• -ose

What type of carbohydrate is this?

• polysaccharide
• disaccharide
• monosaccharide
• it isn't a carbohydrate

How do the number of H atoms compare to the number of O atoms in a carbohydrate?

• There are TWICE as many H
• They are the same amount
• There are THREE times as many H
• There are TWICE as many O

Which do all carbohydrates do for us?

• provide energy
• make muscle
• make brains
• make hair

Important to the structural integrity of plant cells, this is the single most popular polysaccharide in the world.

• Starch
• Glycogen
• Cellulose
• Chitin

What is the monomer of carbohydrates

• disaccharides

• monosaccharides

• amino acids

• fatty acids

Enzymes are considered to be 

• Lipids
• Carbohydrate
• Protein
• Nucleic Acid

What is the purpose  of an enzyme?

• give permission for the reaction
• raise activation energy
• speed up reactions
• control how many reactions occur

Where do substrates bind on an enzyme?

• voltage-gated channels
• surface receptor
• calcium channels
• active site