indicates the cut site), in a random sequence of DNA (approximate equal frequencies of A, T, G and C) about how often would this enzyme cut

69 is the correct math for the amino acids

1. is geographic distribution

2 is increasing complexity

3 is transitional forms

passive transport is a movement of biochemicals and other atomic or molecular substances across cell membranes without need of energy input. unlike active transport, it does not require an input of cellular energy because it is instead driven by the tendency of the system to grow in entropy.

so, according to what that says, i believe it's hypertonic and hypotonic.

good luck!