Mendel also studied sunspot activity.* True or false

TRUE if i could get brainliest that would be great :)

Explanation:

Mendel also kept track of sunspot activity in relation to "northern lights" (aurora borealis) and disturbances in telegraph communication.

during expiration the diaphragm relaxes, which causes the diaphragm to move downwards. the contraction of diaphragm increases the space for expansion of lungs. hence, the diaphragm relaxes and positioned downward during expiration.