A _ is anything in the environment that affects the behavior of an organism. stomata
tropism
hormone
stimulus

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.

What best explains the inability for life to exist in earth early atmosphere

Types of scientific inquiry that biologist engage in that cannot be completely controlled