Mcdb 6 Midterm 1 Questions And Answers 100% Verified A+ Guaranteed

Smallest to Largest {Ans: atom, molecule, macromolecule, organelles, cells}Which compounds are formed by dehydration reaction? {Ans: triglycerides}Covalent Bonds {Ans: sharing a pair of valence electrons H2, O2, H2O, CH4 some of the strongest bonds establish the basic structure of macromolecules}Hershey and Martha Experiment {Ans: DNA is the genetic material of a phage known as T2 DNA was found in pellet with bacterial cells, Protein found in supernatant with no cells DNA but not protein enters cell, DNA must be genetic material}Mismatch repair of DNA {Ans: other enzymes correct errors in base pairing ex: a defect in one such enzyme is associated with a form of colon cancer}Trans Fat {Ans: produced artificially from unsaturated fatty acids it increases risk of heart disease, stroke, etc worse than saturated fats}Structure of a nucleotide {Ans: sugar base phosphate}Plasmids {Ans: small circular DNA molecules that replicate separately from the bacterial chromosome}Heterochromatin {Ans: condensed chromatin makes in largely inaccessible to the machinery responsible transcribing genetic information}Monosaccharides (CH2O) {Ans: the simplest carbs glucose is the most common}Valence electrons... {Ans: determine the chemical behavior of atom}Bacterial chromosomes are? {Ans: circular}X-ray Crystallography {Ans: determines 3D protein