A. term used to describe "tiny" organs.

B. structure that stores materials in a cell, such as water.

C. structure specific to plants that enables the process of photosynthesis to occur.

D. cell part that stores and later secretes harmful substances out of the cell.

E. process by which materials generally move back and forth through a cell.

F. the specific movement of water across a living membrane.

G. the process by which certain cells surround, engulf and digest their food.

H. the "brain" of the cell which controls all cell activity.

I. the liquid portion of the cell, where all work takes place.

J. the so called "power house" of the cell.

K. this structure determines what materials enter the cell or not.

L. a group of similar cells that are organized to fulfill a specific function.

M. a body part consisting of specific tissues that fufill a specific function.

N. a specific structure found only in plant cells that provides strength and rigidity.

O. a part of a cell that is specific to animals and assists in the process of reproduction.

P. network of tubes within the cell that are involved with intracellular transport.

Q. movement of materials across a living membrane that requires the use of energy.

R. the basic unit of "all" life.

S. the part of the cell that is involved with the production of protein.

T. the part of the cell that stores and secretes digestive enzymes.

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