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A chemical that reduces the amount of activation energy needed for a reaction but is not a reaction.
The amount of energy required for a chemical reaction to start and continue on its own
A fundamental property of an object generally regarded as equivalent to the amount of matter in the object.
A substance that ordinarily cannot be broken down chemically to form simpler kinds of matter.
Transmission Electron Microscope
Transmits a beam of electrons through a very thinly sliced specimen.
One of several types of bodies with a specialized function that is suspended in the cytoplasm and found in eukaryotic cells
In an atom, the core of protons and neutrons; in a eukaryotic cell, the organelle that contains most of the DNA and directs most of the cell's activities.
That all living things are made up of cells, that cells are the basic units of organisms, and that cells come only from existing cells.
A part, substance, or element that lies beneath and supports another; the reactant in any enzyme-catalyzed reaction.
Ribonucleic Acid (RNA)
A nucleic acid composed of a single strand and is distinguished from DNA by containing ribose and uracil.
An organic compound composed of one or more chains of polypeptides which in turn are formed from amino acids.
An organic molecule, DNA or RNA, that stores and carries important information for cell function.
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