What is nitrogen fixation? how does it the environment?

Hector is back from his morning run and is feeling lightheaded because his energy is depleted. which food item will provide him with a quick source of carbohydrates? a. fruit juice b. tuna fish c. scrambled eggs and butter d. beans

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

The (blank) states that all loving things are made of cells.