Ch3: Cells Flashcards
Cell Membrane
A phospholipid that covers the cell’s surface that acts like a barrier.
Organelle
One of the small bodies in a cells cytoplasm that are used to preform a specific function.
Nucleus
In a eukaryotic cell, contains DNA and has the role of growth, metabolism, and reproduction.
Prokaryote
An organism that consists of a single cell that does not have a nucleus.
Eukaryotes
An organism made up of cells that have a nucleus enclosed by a membrane.
Cell
The smallest unit that can preform all life processes.
Cell Wall
A rigid structure that surrounds the cell membrane and provides support to the cell.
Ribosome
Cell organelle composed of RNA and protein.
Endoplasmic reticulum
A system of membranes that is found in a cells cytoplasm and that assists the transport of proteins and the production of lipids.
Mitochondrion
In eukaryotic cells the cell organelle that is surrounded by two membranes and that is the cite of cellular respiration.
Golgi Complex
Cell organelle that helps make and package materials to be transported out of the cell.
Vesicle
A small cavity or sac that contains minerals in a eukaryotic cell.
Lysosome
A cell organelle that contains digestive enzymes.
Tissue
A group of similar cells that perform a common function.
Organ
A collection of tissues that carry out a specialized function of the body.
