An organism must have a in order to be considered living.

a. brain

b. metabolism

c. nervous system

d. stimulus

Using the periodic table, determine which material is most likely a good conductor

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?

1. describe the structure and function of the specialized cells you observed in the video. 2. research the types of cells present in the kidney.