#Question id: 57
#Introduction to Biochemistry
A(n) ________ has charge but negligible mass, whereas a(n) ________ has mass but no charge.
#Question id: 56
#Introduction to Biochemistry
Trace elements are those required by an organism in only minute quantities. Which of the following is a trace element that is required by humans and other vertebrates, but not by other organisms such as bacteria or plants?
#Question id: 54
#Introduction to Biochemistry
About 25 of the 92 natural elements are known to be essential to life. Which 4 of these 25 elements make up approximately 96% of living matter?
#Question id: 294
#Introduction to Biochemistry
Which of the following pairs of amino acids would you predict to only participate in Van der Waals interactions in the three dimensional folding of a protein:
#Question id: 49
#Bioorganic Chemistry and Metabolites
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?