Carbon cycles through the biosphere in all of the following processes EXCEPT a. photosynthesis
b. transpiration
c. burning of fossil fuels
d. decomposition of plants and animals

blue stars have the highest surface temp

stellar distances are usually expressed in light-years

the measure of a star's brightness is called magnitude

hope this !

because photosynthesis could not occur (apex)

answeran archaean

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.