Cellular Respiration

What is the main function of ATP in the cell?

• To store genetic information

• To supply energy for cellular processes

• To produce oxygen

• To maintain body temperature

Which of the following scientists discovered ATP?

• Louis Pasteur

• Karl Lohmann

• Hans Krebs

• Robert Hooke

ATP is composed of adenine, ribose, and how many phosphate groups?

• One

• Two

• Three

• Four

Which process releases energy from ATP?

• Dehydration synthesis

• Hydrolysis of the terminal phosphate bond

• Photosynthesis

• Protein denaturation

Which enzyme is responsible for converting ATP into ADP and inorganic phosphate?

• ATP Synthetase

• ATPase

• Amylase

What type of reaction requires energy to proceed and is nonspontaneous?

• Exergonic reaction

• Endergonic reaction

• Catabolic reaction

• Hydrolytic reaction

Which of the following best describes an exergonic reaction?

• Absorbs energy from surroundings

• Requires more energy than it releases

• Releases more energy than it requires

• Does not involve energy change

In which organelle is ATP mainly produced during cellular respiration?

• Nucleus

• Mitochondria

• Ribosome

• Golgi apparatus

The process of forming ATP from ADP and inorganic phosphate requires:

• Oxygen only

• The addition of a phosphate group and energy

• The removal of a phosphate group

• Only water and ATPase

In mammals, extracellular ATP is released from which of the following to signal oxygen shortage in blood?

• Pancreas

• Carotid body