The white fur of a polar bear is an example of a: A. Structural adaptation

B. Behavioral adaptation

C. Functional or physiological adaptation

What does resonance result in? quieter sounds frequency amplitude louder sounds

Which are forms of nitrogen that are usable by humans

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?