It is difficult to determine a definition for life that is suitable for all situations. Instead of defining life, biologists have decided to .

What part of the plant has the most chloroplsts?

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?

Achemical that is released by an animal as a signal to other members of the same species is called a pheromone. t or f