Are actively pump hom me surrounding cells. Water moves osmotically into guard cells causing the
curve. This enlarging of the guard cells opens the pores.
Lab Question: What factors might affect the rate of transpiration? Why?

Which of the following correctly list the first appearance of organism in the fossil record from earliest to most recent

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a. earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c. earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.

What is true of sea slugs in these orders