BIOL 1201 : BIOS Exam 2 A And J

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azuremammoth471

15 Mar 2019

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Which two functional groups are always found in amino acids: carboxyl and amino. Which type of interactions stabilize the alpha helix structure of proteins: hydrogen bonds. The highest level of structure shown by a protein that is composed of several spate polypeptide chains is: quaternary. Which of the following descriptions best fits the class of molecules known as nucleotides: a nitrogenous base, phosphate group, 5-carbon sugar. During an exergonic chemical reaction which of the following statements would be correct: energy would be released. A chemical reaction that has a positive delta g is correctly described as: endergonic. According to the first law of thermodynamics: energy is neither created nor destroyed. How does an enzyme catalyze a reaction: by lowering the activation energy of a reaction. According to the induced fit hypothesis of enzyme function, which of the following is correct: the binding of the substrate changes the shape of the enzyme slightly.

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