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Biology 103 Chapter 6 Questions And Answers $9.99   Add to cart

Exam (elaborations)

Biology 103 Chapter 6 Questions And Answers

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  • Course
  • Biology 103
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  • Biology 103

reduction ~ Gain of electrons by an atom or molecule with a concurrant storage of energy: in biological systems, the electrons are accompanied by hydrogen ions ribozyme ~ RNA molecule that can catalyze chemical reactions substrate ~ reactant in a reaction controlled by an enzyme vitam...

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  • August 7, 2024
  • 9
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Biology 103
  • Biology 103
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Biology 103 Chapter 6
Questions And Answers

active site


✓~ region on the surface of an enzyme where the substrate binds and where the

reaction occurs




ADP


✓~ Nucleotide with two phosphate groups that can accept another phosphate group

and become ATP




allosteric site


✓~ site on an allosteric enzyme that binds an effector molecule; binding alters the

activity of the enzyme




ATP

, ✓~ nucleotide with three phosphate groups. The breakdown of ATP in ADP+P makes

energy available for energy-requiring processes in cells




ATP synthase complex


✓~ complex of proteins in the cristae of mitochondria and thylakoid membrane of

chloroplast that produces ATP as hydrogen flows down a concentration gradient




chemical energy


✓~ energy associated with the interaction of atoms in a molecule




chemiosmosis


✓~ process by which mitochondria and chloroplasts use the energy of an electron

transport chain to create a hydrogen ion gradient that drives ATP formation




coenzyme


✓~ nonprotein organic molecule that aids the action of the enzyme to which it is

loosely bound




cofactor

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