Suppose that a glutamine residue in the active site of an enzyme was mutated to alanine. as expected, the alanine mutant was inactive, suggesting that the glutamine residue was critical to the catalytic mechanism. which mutation is most likely to restore wild-type level of activity to the alanine mutant? a. a to mb. a to nc. a to fd. a to ke. a to e

odds are decent that your handwriting right now looks a little bit different than it did five years ago, and will look different again in five more. when i look back through my notebooks from middle school to now, i see a long, slow progression from meticulous and teeny letters to bigger, sloppier ones, plus a few side detours: sometime in high school, for example, i decided those loopy cursive lowercase f’s were just the coolest, adopting them as the lone rep for cursive in my otherwise all-print handwriting.

explanation:

give me abc and i will get it for u.

a). in this case, dh> 0 and sd> 0. if t becomes larger, the term "-tds" will become more negative. at some point, it is possible that -dts will be more negative than the dh is positive, and the reaction will become spontaneous. this is probably the correct answer, but you should look at all of the other possibilities and make sure of that.