How do plants maintain homeostasis? select all that apply.

by exchanging gas through stigmas.
by exchanging gas through stomata.
by closing stomata to prevent water loss.
by altering the activity within a cell with chemical transmitters.
by growing towards sunlight.

What is the main reason that attitudes are more often revealed in spoken rather than written language? a. in writing, we try to put the "best face" on what we write. b. we speak far more often than we write. c. in writing, we can more easily conceal our attitudes. d. in spoken language, we are often careless in our use of words.