Which metabolic pathway allows cells to transform light energy into chemical energy? Glycolysis Fermentation Photosynthesis Respiration

Where does the process of cellular respiration occur?     mitochondria     endoplasmic reticulum     nucleus     chloroplasts

The primary contribution of ATP to perform a 40-yard dash comes from which energy system? АТР-РCr Glycolysis Krebs cycle Electron Transport Chain

If a compound that allows protons to freely diffuse across membranes is added to cells that are actively metabolizing glucose via cellular respiration, which of the following processes would stop? Glycolysis Electron transport ATP synthesis None of the above All of the above

Oxygen molecules (O2) are reduced to water molecules (H2O) during which stage of cellular respiration?   the electron transport chain and oxidative phosphorylation   glycolysis   fermentation   the preparatory reaction   the TCA cycle

Which of the below cellular processes requires input of ATP energy? Group of answer choices ATP-synthase creating ATP Na+-K+-ATPase (sodium-potassium pump) activity Simple diffusion Pyruvate Oxidation The Electron Transport Chain

Which reactant makes cellular respiration more efficient than fermentation when making ATP?  aWater bOxygen cGlucose dCarbon Dioxide

Which of the following is true of exergonic reactions? Energy of the products is lower than the energy of the reactants These reactions generally do not occur spontaneously Photosynthesis is an example Is a reaction that requires the net input of energy Energy of the products is higher than the energy of the reactants

High energy electrons are necessary for the electron transport step of cellular respiration. Where did these electrons come from? water oxygen carbon dioxide O glucose Question 9

The reaction for aerobic cellular respiration is "glucose + O2   →    CO2 + H2O + energy"  What is the electron donor?   Question options:   glucose   H2O   O2   energy   CO2