What type of fossils provide evidence of the activties of ancient organisms? a carbon filmd b petrified fossils c molds and casts d trace fossils?

D. trace fossils because you can see where they were walking around

Biochemistry, it deals with the chemical constitution, the breakdown and the synthesis of plant and animal products.

The answer is atmosphere. there are four spheres of the earth: 1. geosphere (from greek word 'geo' = ground), 2. hydrosphere (from greek word 'hydro' = water), 3. biosphere (from greek word 'bio' = life), and 4. atmosphere (from greek word 'atmo' = air). a magnetosphere is a region of space around astronomical objects controlled by the magnetic field of that object. through the process of elimination, since lightning is present in the air, it can be found in the atmosphere.