16 Questions
What is the sum total of the chemical activities of all cells?
Metabolism
In which stage of catabolism is the hydrolysis of macromolecules into their respective monomers involved?
Stage I
What is the main function of catabolic reactions?
Generation of reducing power (NADPH)
What captures 40% of the energy released in catabolism?
ATP
What is the primary source of energy for cells in cellular metabolism?
Carbohydrates
What is the main product of Stage II in catabolism?
Acetyl CoA
What is the main function of anabolic pathways?
Convert small precursors into macromolecules
Which type of reaction releases energy in the form of ATP, NADH, NADPH, and FADH2?
Exergonic reactions
What branch of biochemistry focuses on how cells transform energy by producing, storing, or consuming ATP?
Bioenergetics
Which thermodynamic quantity describes the amount of energy capable of doing work during a reaction at constant temperature and pressure?
Gibbs free energy (G)
What type of chemical reaction requires a net input of energy?
Photosynthesis
What is the main product of Stage III in catabolism?
CO2
Which process involves the conversion of chemical energy of fuels into concentration and electric gradients?
Cellular respiration
What do living cells convert the chemical energy of fuels into?
Concentration gradients and electric gradients
Which law states that for any physical and chemical change, the total amount of energy in the universe remains constant?
$1^{st}$ law of thermodynamics
What is the sum total of all the chemical activities of all cells?
Metabolism
Test your knowledge on the principle of bioenergetics, including bioenergetics and thermodynamics, chemical logic, phosphorylation group transfers, ATP, and biological oxidation-reduction reactions. Explore key concepts related to metabolism and cellular biochemical reactions.
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