The growing of plants, burning of wood, and decomposition of living matter demonstrate how carbon can be in the at the same time.

a.
atmosphere and biosphere
b.
biosphere and geosphere
c.
geosphere and atmosphere
d.
atmosphere, biosphere, and geosphere

Dwarf galaxies are select one: a. relatively rare. b. not very bright c. mostly spiral shaped. d. none of these.

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production

Building glycogen from glucose molecules is an example of what