The reaction A + B --> C has a AG of C = 15 kcal/mol. How many ATP molecules are needed to provide the energy needed: а. З АТР b. 1 ATP c. 15 ATP d. 2 ATP o e. 0 ATP

Identify the following electron transport intermediate. : O :: O :A. the superoxide free radical  B. hydroxide ionC. diatomic oxygen gasD. waterE. hydrogen peroxide

pse A red blood cell is placed in a solution that is .85% solute. O a It depends upon the temperature b. Salt will leave the cell c. The cell crenates Od. There is no net change in the cell e The cell lyses QUESTION 4 If a reaction has a Delta G of -61: a. The reaction is non-spontaneous b The reaction is energy requiring Oc The reaction is spontaneous C. Od The reaction is exergonic Ge The reaction is endergonic

Label the following equation. The parentheses represent the choices for each label (A-D). A. (Carbon Dioxide, Glucose, Water, Oxygen) B. (Carbon Dioxide, Glucose, Water, Oxygen) C. (Carbon Dioxide, Glucose, Water, Oxygen) D. (Carbon Dioxide, Glucose, Water, Oxygen)

½ O₂ + 2H+ +2 e → H₂O FAD + 2H+ + 2e → FADH₂ E'º = 0.816V E'º = -0.219V Calculate the AG" of the following reaction: FAD + H₂O → FADH₂ + 1/2 0₂. A. -200 kJ/mol B. -100 kJ/mol C. 50 kJ/mol D. 100 kJ/mol E. 200 kJ/mol

The following equation (look photo) summarizes the reactants and products of A. Aeorbic respiration B. Photosynthesis

Which of the following is incorrect about the "initial velocity" assumption? a. Product is not allowed to accumulate O b. Reaction is monitored for the first few minutes c. None; all the other choices are correct Od. Reverse reaction of the second step is ignored

Wo reactions below and determine if they are exergonic or endergonic reactions + reactants 1. Label the molecules and identify this process Glucose + Oxygen -> ATP + Carbon Dioxide + Water 2. Summarize this process: M 3. Write the balanced equation for this process: 4. Is this process an exergonic or endergonic reaction? Why? O Search ATP energy OCO OCC OGO OGO Cell Respiration + products 8

16) Refer to the energy diagram below... If a cell tried to run TCA in reverse, which steps would require an alternate pathway? Briefly explain why. Energetics in TCA 10 2 5 6 7 8 -10 -20 -30 Delta G (kJ/mol) -40 -50 -60

During the hydrolysis of ATP, free energy is released when the bond between the anhydride bond between the third and second phosphate is cut with water. What is it about the molecule ATP that makes hydrolysis exergonic? Select ALL that apply. A. Charge Repulsion B. A decrease in Entropy C. Resonance Stabilization D. Abundance of Water in the Cell E. An increase in Entropy