Which solution is isotonic to red onion cells, tap water, 3% salt solution, or distilled water? Why?

Which of these has happened to your food by the time it reaches your small intestine? a. all the macromolecules have been broken down completely. b. lipids and starches have been partially broken down. c. starches and proteins have been partially broken down. d. proteins and lipids have been broken down into subunits.

Fungi are classified into how many groups? a. 1 group b. 2 groups c. 3 groups d. 4 groups

How long does it take a skateboarder going 6.0 m/s to come to a complete stop if she slows down at a rate of 2.0 m/s^2