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Basic Structure of Cell Matter

Across
Two or more atoms sharing electrons.
Responsible for 2/3 of the weight of an adult human.
Abundant in body fluids; sources of many necessary ions.
Unique and perform complex functions, make up 38-43% of body mass.
Dissolve or react with water to release ions; usually called electrolytes.
A substance that contains atoms of two or more different elements.
Smallest unit of matter.
Necessary for cell survival and ultimately survival of the organism.
Stores information in molecular code.
Negative charge.
Form genes, controlling cell activities.
Down
Atom with a positive or negative charge because it has uneven numbers of protons or electrons.
Neutral or no charge.
Positive charge.
Fats provide insulation beneath the skin.
Cannot be used by cells to perform complicated biological functions.
Contains the sugar ribose and guides protein synthesis.
Made up of atoms; cannot be split into simpler substance.
Produced as a waste product.
Mainly a source of chemical energy, stored as reserve energy, help provide cell structure.
Building blocks are amino acids, responsible for body structure, provide cell structure for body tissues.
Powers cellular activities that require energy.