The set point is: a) the stage of the sexual response cycle that occurs just before orgasm. b) the body temperature of a healthy organism, for example, 98.6 degrees fahrenheit in humans. c) the point at which energy expenditures from exercise and from metabolism are equal. d) the specific body weight maintained automatically by most adults over long periods of time. e) the current stage achieved on the hierarchy of needs.

The answer is letter D

Explanation:

The set point is the weight  range in which your body is programmed to function optimally. Set point theory affirms that an indivual's body will fight to mantain that weight range. Evebody is biologically and genetically determined to weigh within a certain weight range. Set points will vary for each individual person.

Scientists estimate that the average person has a set point range about ten to twenty pound rage at which your body will be comfortable and not resist attempts to change.

a neutral ph of 7 and normal organism temperature is needed for a certain enzyme to be effective.  

what would happen to the enzyme if the ph and/or temperature fluctuate greatly from the norm?  

a.the enzyme’s hydrogen bonds will break.  

b.the activation energy will increase.  

c.more product will be formed.

d.the ideal temperature and ph for the enzyme function will decrease.