Why is tranpiration also called a necessary evil

Which of the following best describes the relationship between glucose and complex molecules such as hormones?

How many types of rock can form from the rock cycle

Which statement best describes how the loudness of the sound affects the high-pressure region created by the sound wave? a. a louder sound has no effect on the pressure created. b. a louder sound means a high-pressure region that is higher. c. a louder sound means a high-pressure region that is not as high.