Organic compounds contain carbon.
Organic compounds contain hydrogen.
Organic compounds provide energy for cells.
Organic compounds are the building blocks of cells.
Digestion of macromolecules and old organelles
Detoxification of poisonous molecules within the cell
Harvesting of energy from organic molecules to make ATP
Processing and packaging of cellular materials prior to export
Electron transport chain
Urine (pH 6.0)
Rainwater (pH 5.5)
Tomato juice (pH 2.0)
Gastric juice (pH 2.0)
By reducing activation energy
By reducing energy produced by the reaction
By increasing activation energy
By increasing energy produced by the reaction
The solution is hypertonic to the cell.
The solution is hypotonic to the cell.
The solution and the cell have equal concentrations of solutes.
The solution and the cell have equal concentrations of water.
Into the cell through the channel protein
Into the cell through the phospholipid bilayer
Out of the cell through the channel protein
Out of the cell through the phospholipid bilayer
NADPH and ATP
Pyruvate and ATP
Pyruvate and NADH
ATP , pyruvate, and NADH
Lactic acid and ATP
Oxygen and lactic acid
Carbon dioxide and ATP
Oxygen and carbon dioxide
2, 4, 3, 1
2, 3, 4, 1
3, 2, 1, 4
3, 1, 2, 4
It increases by a factor of 2.
It increases by a factor of 100.
It decreases by a factor of 2.
It decreases by a factor of 100.
Antacids break the covalent bonds within pepsin.
Pepsin dissolves antacids in the gastric juice.
The active site of pepsin changes shape.
The concentration of pepsin increases.
Mitochondrial matrix only
Mitochondrial matrix and inner mitochondrial membrane only
Cytoplasm, mitochondrial matrix, and outer mitochondrial membrane
CO2 production requires light.
Cellular respiration is taking place.
Chlorella is actively photosynthesizing.
Glucose production in the dark requires less CO2.