Biology quiz 3.1-3.2

Which phrase best describe an exothermic reaction?

• it release more energy than absorb

• It absorb more energy than release

• It hold more energy than release

• It is not endothermic reaction

Identify the product of this reaction? 6H2O+6CO2+C6H12O6+6O2

• C6h12o6 and c6h12o6

• 6h2o and 6co2

• 6h2o and ch6h12o6

• 6o2 and 6co2

Chemical reaction that absorb more energy than they release are?

• Endothermic reaction

• Exothermic reaction

• Catalyst

• Chemical reaction

Which macromolecule found in food you eat that will breakdown first to get ATP?

• carb

• Lipid

• Proteinf

• Fat

Which phrase best describes the function of the ATP molecule?

• Stores enegry

• Absorbs energy

• Increases enegry

• Creates energy

The activation e every needed for a chemical reaction is decreased by the presence of a…….

• catalyst

• Reactant

• Product

• Substrate

Energy is released from an ATP molecule for cellular processes when it

• Convert a phosphate group to ADP

• Attaches an extra phosphate group

• Loses a phosphate group

• Produces a sugar molecule

If the activation energy of a biochemical reaction is lowered then

• The reaction will happen faster

• The reaction will happen more slowly

• More energy will need to be absorbed

• the rate of the reactions stay the same

The molecule that an enzyme binds to is known as its

• Substrate

• Monomer

• Polymer

• Mike 5 meter

The reactant bind to enzymes at the

• Active site

• Substrate

• Product

• Active energy