What would happen to individual muscles if muscle cells failed to function properly? a. the muscle tissues will have to work much harder, and the individual muscles will become easily fatigued. b. the muscle tissue will lose the ability to coordinate its movements. c. muscles will not contract; they will cease to work properly. d. the muscles will work as usually because the mitochondria will take over.

Match the type of adaptation to the correct example, structural adaptation functional adaptation behavioral adaptation example type of adaptation elephants live in herds to protect their young leaves of a rain forest plant species have a pointed tip that enables rainwater to drain off easily. camels have nostrils that they can close snakes produce venom to kill prey and defend themselves. earthworms coil when touched, as part of a defense mechanism. human skin darkens with increased exposure to sunlight.

Name the plastid and pigment likely to be found in the cells of (a) petals of sunflower (b) ripe tomato.

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