← Micro Chapter 7 Export Options Alphabetize Word-Def Delimiter Tab Comma Custom Def-Word Delimiter New Line Semicolon Custom Data Copy and paste the text below. It is read-only. Select All The two strands of DNA are bonded to one another by HYDROGEN BONDS GCCCAAAG is a molecule of cannot tell as written DNA is characterized by what feature? Deoxyribose & Thymine DNA replication is semiconservative The term antiparallel refers to the opposite orientation of the two strands in DNA The specific sequence of nucleotides in the DNA to which the RNA polymerase binds is the promoter region How many nucleotides are in a codon? 3 There are ___ codons to code for the 20 possible amino acids. 61 May be or is an RNA molecule GGGCCCA AND GCCCUUA The placement of the amino acid during translation is determined by the complementarity of the codon-anticodon A stop codon codes for no amino acid Gene regulation may entail Turning on genes only when needed Turning off genes when not needed Turning on or off entire groups of genes The set of genes in bacteria that are linked together and transcribed as a single unit is referred to as an operon The molecules that bind to a repressor and cause it to no longer bind to the operator are called inducers Adenine binds to thymine via 3 hydrogen bonds FALSE one end of a strand of DNA is different from the other end TRUE DNA replication is usually unidirectional FALSE There are 4 functional types of RNA FALSE The anticodon determines which amino acid is linked to its tRNA TRUE Why is it a good idea for a bacterial cell to be able to utilize glucose FIRST as an energy source (until it's used up, THEN switch to lactose? Glucose is an easier compound to break down and obtain energy from than lactose & it's about conservation of energy-why expend the energy to make the extra enzymes for breaking down lactose when glucose is right there and doesn't need to extra enzymes for breakdown.