PLEASE HELP! A cell is placed in a container of salt water that has 42% salt and the cell has 15% salt inside:
a. What type of solution is it?
b. what direction will the water go?

What role do traits play in affecting an organisms ability to reproduce? finches

Animal bodies (and even plant bodies for that matter) are complex enough that life couldn't exist without enzymes. enzymes are usually large, complex biological catalysts that are expensive to make. enzymes speed up the rate of chemical reactions without being used up during the reaction (they can be reused many times). they are highly specific in the reactions they regulate. knowing what enzymes are and how they function, why does this explain why complex life forms could not exist if there were no enzymes.

Which component in a graph indicates an independent factor? a. y-axis b. x-axis c. scale