If a robot were to do all that a human can do: 1. What are the main things that its brain would need to do? Choose two functions and describe them . 2. What parts of the human brain do what you have described ? Answer these questions, then respond to another student by adding one more brain function that you have not yet described .

the potatoes have high sugar concentrations and although these potatoes were different we could seethe effects that their sugar concentrations had in different environments. for example, the potatoes in sample a, were placed in pure water. this created a hypertonic environment and caused the potatoes to draw in water from its surroundings. we saw the opposite happen with the potatoes in sample b when placed in the sodium chloride solution. the potatoes in this case were in a hypotonic solution and therefore lost water to their surroundings.