2. Which of the following is not a type of specificity?
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- 5. Which of the biopolymers is correctly paired with its major function? A) protein: information encoding B) nucleic acids: energy storage C) lipids: information encoding D) polysaccharide: energy storage E) none of the above1.). a.) What particular pathways or enzymes appear distinct for sulfate reducing bacteria in order to harness energy (create ATP)? b.) What interesting structures or unique characteristics allowed sulfate reducing bacteria to solve physical and/or chemical challenges/problems in conserving energy?9) Which one of the below given properties can not be among the material selection criteria for biomaterials preparation ? a) Mechanical properteis b) Cheap and available c) Water Absorption rate d) Biostability duration
- 70) The term Autotroph in bacteria refers to _____ source for an organism: a) Carbon b) Energy c) Electron d) Food e) Macromolecule71) A Chemolithotrophic organism gets its energy from: a) Chemical bond present in organic substance b) Chemical bond present in inorganic substance c) Chemical bond present in light d) a and c are correct e) none of the above72) Precursor metabolites are used in the biosynthetic pathways to: a) build elements b) assemble macromolecules c) assemble polymers d) monomers e) reduce sugar4. What is the total charge of lysine in the strong acidic medium? A) +2 B) -2 C) +1 D) 0 E) -1 5. Essential amino acids are:Sulfanilamide is an antimicrobial drug that mimics the shape of an important substrate for a particular bacterial enzyme, thereby inhibiting the enzyme by binding at the active site. This type of inhibition is known as O1) noncompetitive inhibition. O 2) feedback inhibition. 3) pharmacological inhibition O 4) allosteric inhibition. 5) competitive inhibition.
- All except which of the following are compared when looking at the sequence analysis of ribosomal components in microorganism as a way to determine relatedness? a)ribosomal amino acid sequence b)rRNA sequence c) rDNA sequence d) antibotic resistance7) One of the following antibiotics doesn’t work through the same class of molecules as the rest: a) Levofloxacin b) Rifampin c) Moxifloxacin d) Daptomycin e) Ciprofloxacin 8) In the formula [d=0.5 / n sin , d stands for: a) distance between 2 points b) distance from the slide to the objective c) Focal distance of the objective lens d) Focal distance of the ocular lens e) none of the above9) In the formula [d=0.5 / n sin , stands for: a) angle of reflection b) angle of refraction c) angle of incidence d) angle of inclination e) angle of perception10) In the formula [d=0.5 / n sin , stands for: a) angle of incidence b) speed of the illuminative source/light c) Nature of illuminative source/light d) wavelength illuminative source/light e) temperature of illuminative source/lightSubstances that are naturally produced by certain microorganisms that can either inhibit or destroy other microorganisms are called: a)semisynthetic drugs b) narrow-spectrum drugs c) antibiotics d) synthetic drugs
- 8. All the followings can be produced through Industrial Microbiology techniques except: a) antibiotics b) Amino Acids c) steroids d) polysaccharides19. The new process for cleaning the environment through bioorganic method using bacteria which genome has been modified is called: a) Bioconversion b) Biotechnology c) Bioinformatics d) Bioremediation8) Biological catalysts involved in the acceleration of the rate of chemical reactions are called A) catalytic converters. B) growth agents . C) evolutionary molecules D) enzymes .27. All of the chemical reactions of a specific organism that result in the synthesis of ATP and supply C for biosynthesis. : a) anabolism b) catabolism c) intermediary metabolism d) metabolism