Imagine that a scientist discovered that sugar caused brain damage in frogs. she wants to do another study to figure out if the type of sugar makes a difference.
which of the following might be her hypothesis?
a. frogs given the most sugar will have the worst damage.
b. frogs and humans will both have brain damage if given sugar.
c. frogs will have brain damage if exposed to both brown sugar and regular sugar.

List the advantages and disadavantages of the switch from persistent chlorinated hydrocarbon pesticides (such as ddt) to nonpersistent organophosphate pesicides. have the benefits of the switch outweighed the disadvantages? explain.

Which identifies the main purpose of biological taxonomy?

The blue particles in this image are able to cross the cell membrane through simple diffusion. how will they be transported? outside the cell inside the cell o a. the substances will move directly across the membrane from outside the cell to inside the cell. b. the substances will move through channels in the membrane proteins from outside the cell to inside the cell. o c. the substances will move through channels in the membrane proteins from inside the cell to outside the cell. o d. the substances will move directly across the membrane from inside the cell to outside the cell.