All of the following are changes seen in the respiratory system with aging, except
select one:
a. decreased vital capacity
b. decreased maximum minute ventilation
c. increased deadspace
d. decreased inspiratory reserve volume
e. decreased lung compliance

c. Increased deadspace

Explanation:

The deadspace never increases naturally it can only increases after surgical removal of organs, example: tonsilar removal. Because the deadspace is the space in the higher respiratory sistem wich includes nose, nasal cavity, larynx, windpipe where air flows on it's way in and out the lungs

thymine. in rna, thymine is replace by uracil