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Chapter 8 Vocab


nucleotides small units, or monomers, that make up DNA
double helix 2 strands of DNA wind around each other like a twisted ladder
base pairing thymine with adenine: cytosine with guanine: rule that describes how nucleotides form bond in DNA
replication DNA copied during the cell cycle
DNA polmerases enzymes that form bonds between nucleotides during replication
central dogma of molecular biology, information flows in one direction, from DNA to RNA to proteins
RNA ribonucleic acid, is a chain of nucleotides, made of sugar, phosphate group, nitrogen containing base
transcription is the process of copying a sequence of DNA to produce a complementary strand of RNA
RNA polymerases enzymes that bond nucleotides together in a chain to make a new RNA molecule
messenger RNA an intermediate message that is translated to form a protein
Ribosomal RNA forms part of ribosomes, a cells protein factories
transfer RNA brings amino aids from the cytoplasm to a ribosome to help make the growing protein
translation is the process that converts or translates, and mRNA message into a polypeptide
stop condons signals to end of amino acid chain
start condons signals the start of translation and amino acid methionine
condon a sequence of three nucleotides that codes for an amino acid
anticondon set of three nucleotides that is complementary to and mRNA condon
Created by: reamjen1546