Movement of water across a membrane is called a. osmosis b. mitosis c. diffusion d. active transport.

What would most likely happen to a unicellular organism if it was exposed to a hypotonic solution for an extended period of time?

Which line in the graph above best illustrates an effect of the carbon dioxide level in the blood on breathing rate before, during and after a period of exercise? 1.b,2.c,3.a,4.d

Which of the following would most directly interfere with sperm production? ingestion of a substance that mimicked inhibin interruption of sustentocytes' production of abp low sperm count use of synthetic steroids (testosterone)