All of the statements about the nitrogen cycle are true except one. that is a) lightning breaks nitrogen molecules so it can combine with oxygen. b) putting man-made fertilizers on farm fields exceeds natural nitrogen levels in the soil. c) bacteria located in the soil trap excess nitrogen and to remove it from plant roots. d) although nitrogen is the most abundant atmospheric gas, plants cannot use it from the air.

Heat from earths interior and pressure from overlying rock transform the remains of marine sediments into

Tara sees a commercial for a brand of pills that promise to boost energy and people perform better in work and school. as people in the commercial talk about how much better they feel when taking the pill, tara notices a message on the bottom of the screen that reads, "this pill is not approved by doctors and has not been tested in controlled experiments." what is the best conclusion that tara should make about the commercial? it is making scientific claims based on subjective observations. it is making scientific claims based on opinions instead of pseudoscientific facts. it is making pseudoscientific claims based on objective observations. it is making pseudoscientific claims based on opinions instead of scientific facts.

Has anyone taken the genetics unit test in connexus? not looking for answers, just a little bit what to expect and some with studying.