The unit “gtc” is used throughout the lab and stands for gigatonnes of carbon. what is one gtc equal to?

a: one billion kilograms of carbon

b: one hundred kilograms of carbon

c: one thousand kilograms of carbon

d: one trillion kilograms of carbon

Individuals do not compete directly for resources, but are prey for the same predator

Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land

Which process in respiration happens first? a)pyruvate processing b)electron transport chain c)krebs cycle d)glycolysis