Which of the following is abundantly found in collagen? a) Tryptophan b) Alanine c) Glycine d) Serine
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- In PLP dependent enzymes, what amino acid is initially bound to PLP in the PLP-Schiff base state? a) Asparagine b) Lysine c) Glutamine d) ArginineCytopathic effects (CPE) are visible changes in cells due to: A)viral infection B)mutations C)bacterial infections D)the cell's genes are being expressed29 Which kind of macromolecule is regarded as a good candidate for the original self-replicator (or genetic molecule) because it can both cause dehydration synthesis and encode information efficiently? a) Neurotransmitter b) DNA c) Hormones d) Proteins e) RNA
- Which of the following amino acids is unique in that it can bind both non-specifically to the DNA backbone as well as to specific DNA bases? a) Lysine b) Asparagine c) Arginine d) Phenylalanine e) LeucineThe site of translation is the a) nucleus b) ribosomes c) lysosomes d) mitochondria Which of these pairs of molecules dissolved in water not produce a buffer solution? a) HF and NaF b) NH3 and NH4Cl c) CH4 and H2O d) NaH2PO4 and Na2HPO4 The soap-water-oil mixture that you made in your amphipathic home lab exercise may be best described as: a) an amphipathic substance b) a hydrophilic substance c) a hydrophobic substance d) an emulsion Which of these amino acids would have a negative charge at pH 7.0? a) Lys b) Asp c) Met d) Gly Which of these amino acids has two nitrogen atoms in its structure? a) Lys b) Arg c) Tyr d) Val Beta sheets are an example of: a) primary structure b) secondary structure c) tertiary structure d) quaternary structure Folding in myoglobin are an example of: a) primary structure b) secondary structure c) tertiary structure d) quaternary structure9) Which statement is inaccurate (wrong) about mRNA? A) it is double stranded and has thymine B) it can leave the nucleus C) It is single stranded and has uracil D) It is shorter than DNA 10) Which statemment accurately describes DDNA?
- Which of these is not a macromolecule? a) Ala b) protein c) polysaccharide d) nucleic acid The site of translation is the a) nucleus b) ribosomes c) lysosomes d) mitochondria Which of these pairs of molecules dissolved in water not produce a buffer solution? a) HF and NaF b) NH3 and NH4Cl c) CH4 and H2O d) NaH2PO4 and Na2HPO4 The soap-water-oil mixture that you made in your amphipathic home lab exercise may be best described as: a) an amphipathic substance b) a hydrophilic substance c) a hydrophobic substance d) an emulsion Which of these amino acids would have a negative charge at pH 7.0? a) Lys b) Asp c) Met d) Gly Which of these amino acids has two nitrogen atoms in its structure? a) Lys b) Arg c) Tyr d) Val Beta sheets are an example of: a) primary structure b) secondary structure c) tertiary structure d) quaternary structure Folding in myoglobin are an example of: a) primary structure b) secondary structure c) tertiary…Match the following (draw lines connecting the proteins shown on the left).Compare the process of Replication, Transcription, and Translation by describing the following properties for each: (circle, highlight, bold or whatever mechanism you want to use to indicate your answer)
- The precise biochemical activity of a protein is described ina) Phenotypic functionb) Cellular functionc) Molecular functiond) Structural genomicsWhat kind of molecule is cyclic AMP? A) second messenger B) Ion C) protein D) phospholipid E) nucleotide F) amino acidThe following define nucleic acids EXCEPT A) They are polyionic molecules of high molecular weight composed of subunits or monomers called nucleosides. B) They are chainlike macromolecules that function in the storage and transfer of genetic information. C They are polynucleotides. They contain genes that encode for polypeptides and RNAS.