Words to Know about Cells and the Parts of the Cells. Key words. Cell sel. A membrane-covered structure that contains all of the materials necessary for life. Homeostasis hO-mE-O-'stA-s&s. The maintenance of a stable internal environment. Unicellular yü-ni -' sel -y&- l&r.
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Words to Know about Cells and the Parts of the Cells
A membrane-covered structure that contains all of the materials necessary for life
The maintenance of a stable internal environment
Organisms made from
a single cell
Organims made of
Describes a cell that does not have a nucleus or any other membrane-covered organelles;
Describes a cell that has a nucleus; examples: animals and plants
The Chemistry of Cells
The combined chemical processes that occur in a cell or living organism
DeoxyriboNucleic Acid; hereditary material that controls all the activities of a cell, contains the information to make new cells, and provides instructions for making proteins
Adenosine TriPhosphate; molecule that provides energy for a cell’s activities
A biochemical that stores information needed to build proteins and other nucleic acids; made up of subunits called nucleotides
A biochemical that is composed of amino acids; its functions include regulating chemical reactions, transporting and storing materials, and providing support
A type of biochemical that does not dissolve in water, including fats and oils; lipids store energy and make up cell membranes.
A molecule that forms much of a cell membrane
The green chemical pigment in chloroplasts that absorbs light energy for photosynthesis