B12 Meta (2) - ATP use by enzymes

ATP stands for

• Adenosine Triphosphate
• Adenosine Tetraphosphate
• Adenine Triphosphate
• Adenosine Triphosphatase

Which of the following is not a part of an ATP molecule?

• Nitrogenous base

• Five carbon sugar

• Chain of three phosphates

• Two proteins

What type of reaction is the breakdown of ATP?

• Dehydration

• Hydrolysis

• Combustion

• Oxidation

The reaction where ATP -> ADP + Pi has a delta G of

• -31 kJ/mol

• +31 kJ/mol

• -5 kJ/mol

• +10 kJ/mol

Phosphorylation describes

• The breakdown of ATP

• The formation of ATP

• The transfer of a phosphate to something

• The removal of a phosphate from something

Endergonic reactions are powered by

• Coupling to exergonic reactions

• Catalysis with an enzyme

• Coupling to an enzyme catalyzed endergonic reaction

• Endergonic reactions are already spontaneous

How much ATP does an average person use each day?

• 75 kg

• 100 g

• 750 kg

• 15 kg

True or false: enzymes result in the formation of different products

• True

• False

Enzymes are named with the suffix

• -ase

• -ate

• -osis

• -ion

What barrier do all reaction have to overcome?

• activation energy barrier
• reaction barrier
• activation barrier
• energy barrier