All of the following contribute to nitrogen-fixation except Select one: a. lightning b. bacteria on the roots of legumes c. the combustion process in car engines. d. Haber process e. the Otswald process

Select all the correct answers. which statements fail to meet the requirements of a scientific claim? 1 even though evidence indicates that the solar system's planets follow elliptical paths, copernicus's model involving circular orbits is true. 2 the evidence supporting newton's laws of motion was accurate in newton's time, but the universe operates differently today. 3 flowers that reflect the most ultraviolet light are more likely to attract bees and other pollinators than flowers that reflect less ultraviolet light. 4 in the final 100 meters of a 10,000-meter race, an athlete's speed is more strongly related to anaerobic efficiency than to aerobic efficiency.

The chemical form of energy that is useable by the cell to do work

In which part of the body is a ball-and-socket joint found?