Which of the following is the function of vacuoles in an animal cell? a. store materials b. make proteins c. convert energy d. break down molecules

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

How do adaptation affect a species?

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?