Which of the following molecules is the final electron acceptor for electrons from photosystem I?

Which of the following terms best describes the forward reaction in the figure? Screen Shot 2020-10-25 at 3.12.33 PM.png

Please use the Citric Acid Cycle diagram given below to answer the following questions Screen Shot 2020-10-19 at 1.03.28 PM.png Reminder: Each answer is used only once    

If homogenized cells are fractionated by differential centrifugation, which of the following organelles will require the greatest centrifugation speed to form a pellet at the bottom of the tube?

A series of enzymes catalyze the reactions in the metabolic pathway X → Y → Z → A. Product A binds to the enzyme that converts X to Y at a position remote from its active site. This binding decreases the activity of the enzyme. Based on its interaction with the enzyme that converts X to Y substance A is best described as ________.

In the overall process of glycolysis and cellular respiration, __________ is oxidized and __________ is reduced.

The relationship between the breakdown of macromolecules and the biosynthesis of macromolecules is most similar to the relationship between which of the following pairs of terms?

Which of the following molecules is the final electron acceptor for electrons from photosystem I?

Use the following information to answer the question below. Screen Shot 2020-10-12 at 3.03.05 PM.pngThe figure illustrates the energy states associated with the reaction A + B ↔ C + D. Which of the lower-case letters represents the activation energy required for the enzyme-catalyzed reaction in the figure?

When chemical, transport, or mechanical work is performed by an organism, what happens to the heat that is generated?