Osmosis occurs as water can cross the lipid bilayer through specialized channels for water movement called .

Previous pagenext pagepage 3 ofquestion 3 (1 point)which of the following consist of cells that do not have a nucleus? of the above

Waianapanapa beach in hawaii is a black-sand beach that was formed by waves crashing against volcanic rock. the sand can be very hot on sunny days. which statement best explains why? o a. the black sand has no heat capacity. b. the black sand absorbs no radiation. o c. the black sand is immune to insolation. d. the black sand has a low albedo.

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this