Which organisms in an ecosystem are most likely to be affected by bioaccumulations of toxins? Explain.

Why are common names a problem for scientist?

Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?

5. what might happen if you were to remove all light from the setup after the discs have all become buoyant? describe what you would see. explain why this would occur with relation to cellular processes like respiration. [referring to an ap biology lab in which spinach discs are placed in a sodium bicarbonate solution and exposed to light.]