Labels:bulletin board | vegetarianism | web site OCR: Archaebacteria distinctive branch 01 bacteria that branched off the evolutionary tree very early on Atom The smallest particle of an element made up of protons neutrons and electrons Big Bang Theory The theory that the universe started as a dense hot 'primordial atom" that expanded in a burst of energy. Black Hole Itis thought that if celestial body was dense enough and had enough gravity it would pull in everything in its vicinity The gravitational force may be so great that even light not be able to escape thus appearing black Catalyst chemical or substance that speeds up reaction and is not used up in the process Chromosome tightly packed molecular structure made up of proteins and portion of an organism's DNA. Codon sequence of three nucleotides on messenger RNA (mRNA) The "triplet" di ...
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