bio 6.1

molecules that contain carbon atoms

• organic compound

• inorganic compund

Pure carbon and carbon compounds that lack hydrogen — such as carbon dioxide and calcium carbonate — are considered

• organic compound

• inorganic compund

integral components of living systems

• organic compound

• inorganic compund

provides a medium in which various substances may be dissolved and transported within and between cells.

• organic compound

• inorganic compund

a carbon atom in its most stable state has two occupied _

in covalent molecules, a carbon atom can form bonds with as many as _other atoms.

• two

• three

• four

hydrocarbons dont comprise the fossil fuels to serve main fuel source for much of the world’s industrial activities.

• true

• false

Hydrocarbons are themselves not components of living systems.

• true

• false

substantial portions of many biological molecules consist of bonded chains of carbon and hydrogen.

• true

• false

Atoms can bond to form small compounds called

• molecules

• monomers

• polymers

• macromolecules