#Question id: 44
#Unit 1. Molecules and their Interaction Relevant to Biology
The four covalent bonds in methane (CH4) are arranged around carbon to give which one of the following geometries?
#Question id: 46
#Unit 1. Molecules and their Interaction Relevant to Biology
The three-dimensional structure of a protein is determined primarily by:
#Question id: 47
#Unit 1. Molecules and their Interaction Relevant to Biology
If 30 J of energy is added to water in the form of heat at 27°C, what is the change in entropy of water?
#Question id: 48
#Unit 1. Molecules and their Interaction Relevant to Biology
Which of the following statements regarding enantiomers true?
#Question id: 49
#Unit 1. Molecules and their Interaction Relevant to Biology
The equilibrium constant, Keq, for the following reaction is 2 × 105 M: If the measured cellular concentrations are [ATP] = 5 mM, [ADP] = 0.5 mM, and [Pi] = 5 mM, on the basis of the above information calculate the Keq in living cells?
#Question id: 50
#Unit 1. Molecules and their Interaction Relevant to Biology
The enzyme fumarase catalyzes the reverse hydration of fumaric acid to l-malate, but it will not catalyze the hydration of maleic acid, the cis isomer of fumaric acid. This is an example of: