The theory of evolution states that populations remain constant over time. animals can add traits as they see fit. populations change slowly over time. only the strong in a population will survive.

What feature of cell theory is best demonstrated in the image

Match the examples to the correct level of organization. 1. system level roses, snakes, puppies 2. organism level roots, stamens, leaves 3. tissue level bone, cartilage, blood 4. organ level heart, veins, arteries

Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above