If you change more than one variable at a time, then you will have a harder time trying to figure out why the certain change occurred.
Answer:
gymnosperm and angiosperm
Explanation:
i got it right on the quiz
Explanation:
They both are alike because they both rely on frequencies to determine perception. In hearing, a sounds frequency determines its pitch whereas in TOUCH the frequency of vibrations is used to perceive texture and to sense the environment through hand held tools.
Climate , topography , soil , disturbance
