click below
click below
Normal Size Small Size show me how
cell organelles
Term | Definition |
---|---|
cell wall | a rigid layer that surrounds the cells of plants and some other organisms |
cell membrane | controls which substances pass into and out of a cell |
nucleus | acts as a cell's control center directing all of the cell's functions |
organelles | carry out specific functions within a cell |
ribosomes | small grain-shaped organelles that produce proteins |
cytoplasm | fills the region between the cell membrane ant the nucleus |
mitochondria | converts energy stored in food to energy the cell can use to live and function |
endoplasmic reticulum | an organelle with a network of membranes that produces many substances |
golgi apparatus | receives proteins and other newly formed materials from the ER, packages them, and distributes them to other parts of the cell or to the outside of the cell |
vacuoles | stores water, food, ot other materials needed by the cell |
chloroplast | captures energy from sunlight and changes it to a form of energy cells can use |
lysosomes | contain substances that break down large food particles into smaller ones |
nuclear envelope | materials pass in and out of the nucleus through pores in the nuclear envelope |