How is the nitrogen cycle important to humans? A- it produces free nitrogen that humans can breathe
B-in conference nice children into a form that humans can obtain by eating other organisms
C-it produces nitrogen compounds that humans can breathe
D-it converts nitrogen into a fund that humans can obtain by absorbing it through their skin

Who was the better president between richard nixon and john adams in terms of accomplishments ?

The tea party movement is a. an official third party that challenges both democrats and republicans in national elections. b. an organized challenge to incumbents in the republican party by the most conservative wing of the republican party. c. an organized challenge to incumbents in the democratic party by the most liberal wing of the democratic party. d. an offspring of the green party that runs for state and local office in many midwestern states. e. the now defunct party that gave way to the republican party at the end of the “second party system.”

Which option below best represents what is included in the calculation of the united states gross domestic product (gdp)? a. 1 b. 2 c. 3 d. 4