He concentration of a sugar is high inside a cell and slightly lower outside the cell. what is most likely to occur if the sugar molecules can cross the membrane? sugar molecules maintain their concentration gradient. sugar molecules move inside the cell membrane. sugar molecules move toward the nucleus. sugar molecules move outside of the membrane.

Astudent sees several ants walking up a wall following the exact same trail that an ant took earlier. she wants to apply the scientific method to determine how the ants detected the trail. which of these steps would come first in her application of the scientific method? perform an experiment by cleaning the scent away from part of the trail. draw a conclusion that the ants follow a scent trail. make a prediction about what the ants will do after she cleans away part of the trail. hypothesize that the ants are following a scent trail that the first ant left.