Biology Crossword

the passage of ions or molecules through an area of higher concentration through a cell membrane.
a community of molecules composed of different monosaccharide forms that are connected by glycoside bonds.
a sterol type substance that is present in most tissues of the body.
the abundance of a constituent divided by the total volume of a mixture.
the gradual difference in concentration of a dissolved substance in a solution between a region of high density and one of lower density.
a net movement of particles or molecules
the taking in of matter by a living cell by invagination of its membrane to form a vacuole.
a process by which the contents of a cell vacuole are released to the exterior through fusion of the vacuole membrane with the cell membrane.
the passive movement of molecules along the concentration gradient.
tending to repel or fail to mix with water
having a tendency to mix with, dissolve in, or be wetted by water
having a higher osmotic pressure than a particular fluid
having a lower osmotic pressure than a particular fluid
equal amounts of solute molecules
a process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane.
a movement of ions and other atomic or molecular substances across cell membranes without need of energy input.
a special form of lipid molecule which is mainly the major constituent of the cell Membrane.
a membrane allows the passage of some molecules or ions and inhibits the passage of others.
the minor component in a solution
a special type of homogeneous mixture composed of two or more substances.
able to dissolve other substances.
proteins that transport substances across biological membranes.
the force within the cell that pushes the plasma membrane against the cell wall.