All of the following represent ways that animals defend themselves against predators except a) incorporating plant toxins into their tissues. b) cryptic coloration. c) mobbing. d) interspecific competition. e) hiding or fleeing.

Which image shows labeled organelles that are present only in plant cells?

Drag the correct tiles to the image. not all tiles will be used. the diagram is a schematic representation of the electron transport mechanism in mitochondria. label the diagram to complete the model.

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes