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Ubiquitin ____.

In a catabolic reaction, electrons from food are…

Substance X binds to the active site of an enzyme which blocks the substrate from binding to the enzyme’s active site. Therefore, substance X is a/an…

If one were to double the amount of enzyme in a reaction with an initial ΔG of +5 kcal/mole, what would the ΔG be?

Animal cells are permeable to water and urea but NOT to sucrose. The inside of a cell contains 2 % sucrose and 2 % urea and the outside 5 % sucrose and 5 % urea. The solution inside with respect to outside the cell is ___________ and the cell will ____________.

The movement of sucrose and hydrogen ions into the cell by one membrane protein reflects the action of what type of transporter?

Altering the three-dimensional structure of an enzyme would most likely

How can a living cell safely increase the rate of a chemical reaction?

For a reaction to be spontaneous, it must show a net decrease in free energy.

The plasma membrane Na+/K+-ATPase pump  (Na = Sodium, K = Potassium)