xtra points Crossword

basic unit that makes up living things
brain of the cell, storehouse of a cells important information, core of cell
the parts of a cell
tiny hair-like structures on the cell membrane of a single-celled organism; allows organism to move and collect food
movement of particles from an area of higher concentration to an area of lower concentration
whip-like "propeller" tail that helps a single-celled organism move
type of diffusion where water passes through a cell membrane
rigid, outer layer of the cell; found only in plant cells
thick fluid located between the cell membrane and the nucleus of a cell
organelle that assembles proteins into compounds; not surrounded by a membrane
small, ball-shaped organelle that breaks down nutrients and old cell organelles; rare in plant cells
membrane-bound sacs that are filled with fluid; store water, food, waste, and other substances
system of membranes that receive proteins and "ship" them out to other parts of the cell
organelle found only in plants; contain green pigments that absorb sunlight and convert the energy into food
large, peanut-shaped organelles known as the "power plants" of the cell
system of membranes and tubes that twist and turn throughout a cell to make paths for materials to pass
a group of related tissues that work together to perform the same function
a group of related organs that work together to perform the same function
a large group of similar, specialized cells that work together
a single-celled organism that is housed inside a shell