Chambers A and B are placed next to each other, but are separated by a film similar to a cell membrane. Chamber A contains 80% carbon dioxide and Chamber B contains 20% carbon dioxide. Which of the following will occur?

The nervous system interacts with the endocrine system by a. using hormones as connections b. sending nerve impulses directly to glands c. using neuroendocrine cells as connections d. sending neurotransmitters directly to neurons

Which of the following is a testable hypotheses?

In which squares should the phrase "green pods" appear a) a and d b) b and e c)a,c, and d d)a,b,c,d and e