GP2 Exam Prep

What is a substance called if it speeds up a chemical reaction?

• reusable
• catalyst
• specific
• fragile

Enzymes are an example of

• Lipids

• Carbohydrate

• Protein

• Nucleic Acid

An enzyme speeds up a reaction by

• lowering the activation energy.
• raising the activation energy.
• releasing energy.
• absorbing energy.

Which organelle controls what goes in and out of the cell?

• nucleus

• nucleolus

• cell membrane

• nuclear membrane

Proteins are produced at this organelle.

• golgi body

• ribosome

• cytoskeleton

• cilia

this organelle makes ATP.

• chloroplast

• mitochondria

• ribosome

• nucleolus

This structure is found in plants and is made of cellulose.

• chloroplast

• cell membrane

• cell wall

• cytoplasm

Which organelle stores food, waste, and other materials?

• cytoplasm
• ribosomes
• vacuoles
• golgi body
  

What type of cell has a nucleus? 

• eukaryotic
• prokaryotic 

What structures distinguish a plant cell from an animal cell?

• Plant cells have cell walls and ribosomes.
• Plant cells have cell walls and chloroplasts.
• Plant cells have chloroplasts and ribosomes.
• Plant cells have chloroplasts and mitochondria.