Hdrogen peroxide
a. Is An Effective Sterilant.
b. Cross-Links Proteins And Nucleic Acids.
c. Can Emulsify And Solubilize Pathogens.
d. Is Not Recommended For Use On Open Wounds.

1 Answer

Answer :

a. Is An Effective Sterilant.

Related questions

Description : Which of the following statement(s) is/are correct concerning the management of an open wound? a. Frequent surgical debridement is usually necessary b. Water irrigation can effectively debride ... products have clearly been shown to promote wound healing compared to simple moist occlusive dressing

Last Answer : Answer: b Although there are numerous dressing products commercially available at present, no treatment has been demonstrated to improve healing beyond that of standard treatment which adheres to basic ... healing is achieved, there has been no evidence that one product is better than another

Description : Bile has what function in digestion? a) emulsify lipids b) digest proteins c) gluconeogenesis (pron: glue-ko-nee-o-gen-e-sis) d) digest carbohydrates

Last Answer : ANSWER: A -- EMULSIFY LIPIDS

Description : Viroids and prions differ in that viroids are believed to contain only ______, while prions are believed to contain only _______. a. carbohydrate; amino acids b. nucleic acid; protein c. amino acids; carbohydrate d. protein; nucleic acid

Last Answer : b. nucleic acid; protein

Description : What is the weak bond holding the nucleic acids together in DNA? a. ionic bonds b. covalent bonds bonds c. polar bond d. hydrogen bond

Last Answer : d. hydrogen bond

Description : Which one of the following pairs is mismatched? a. Protein - amino acids b. Nucleic acid - nucleotides c. Fats - glycogen d. Starch - glucose

Last Answer : c. Fats - glycogen

Description : Why does peroxide fizz on wounds?

Last Answer : It will fizz when it contacts living tissues, or otherchemicals. This is free oxygen being released to make a chemicalchange (oxidation). Ideally, this will kill bacteria, but it alsodamages healthy cells. This is ... a wound faster, and stop the stinging of exposednerves.2(H2O2) --> 2 H2O + O2

Description : What about some bacteria is important to important to humans in terms of our being able to make proteins and nucleic acids from the foods we eat?

Last Answer : Feel Free to Answer

Description : Nucleic acids can be detected by means of their absorption maxima near 260 nm. Their absorption in this range is due to (A) Proteins (B) Purines and pyrimidines (C) Ribose (D) Deoxyribose

Last Answer : Answer : B

Description : Maximum energy produced by (A) Fats (B) Carbohydrates (C) Proteins (D) Nucleic acids

Last Answer : Answer : A

Description : For biosynthesis of proteins (A) Amino acids only are required (B) Amino acids and nucleic acids only are required (C) Amino acid, nucleic acids and ATP only are required (D) Amino acids, nucleic acids, ATP, GTP, enzymes and activators are required

Last Answer : Answer : D

Description : Enzymes are (a) Carbohydrates (b) Proteins (c) Fatty acids (d) Nucleic acids

Last Answer : Ans:(b)

Description : Which of the following natural bio polymers are formed as a result of polymerisation of amino-acids? (A) Starch (B) Cellulose (C) Proteins (D) Nucleic acids

Last Answer : (C) Proteins

Description : Nissl’s bodies are mainly composed of (a) proteins and lipids (b) DNA and RNA (c) nucleic acids and SER (d) free ribosomes and RER.

Last Answer : (d) free ribosomes and RER.

Description : The essential chemical components of many coenzymes are (a) carbohydrates (b) vitamins (c) proteins (d) nucleic acids.

Last Answer : (b) vitamins

Description : Which of the following are not polymeric? (a) Proteins (b) Polysaccharides (c) Lipids (d) Nucleic acids

Last Answer : (c) Lipids

Description : Which statement is wrong for viruses? (a) All are parasites. (b) All of them have helical symmetry. (c) They have ability to synthesize nucleic acids and proteins. (d) Antibiotics have no effect on them

Last Answer : (b) All of them have helical symmetry

Description : Which of the following are not polymeric ? (1) Proteins (2) Polysaccharides (3) Lipids (4) Nucleic acids

Last Answer : (3) Lipids

Description : Nissl bodies are mainly composed of (1) Proteins and lipids (2) DNA and RNA (3) Nucleic acids and SER (4) Free ribosomes and RER

Last Answer : (4) Free ribosomes and RER

Description : Name the organelle that contains high levels of hydrolases and is responsible for digestion of proteins, sugars, nucleic acids and lipids.

Last Answer : Lysosomes

Description : 100. Which statement is wrong for viruses ? (1) Antibiotics have no effect on them (2) All are parasites (3) All of them have helical symmetry (4) They have ability to synthesize nucleic acids and proteins

Last Answer : All of them have helical symmetry

Description : 83. Which one of the following is wrong statement ? (1) Nitrosomonas and Nitrobacter are chemoautotrophs (2) Anabaena and Nostoc are capable of fixing nitrogen in free-living state also (3 ... living conditions (4) Phosphorus is a constituent of cell membranes, certain nucleic acids and all proteins

Last Answer : Phosphorus is a constituent of cell membranes, certain nucleic acids and all proteins

Description : In which of the following class of substances would WAX be found? w) carbohydrates x) lipids y) proteins z) nucleic acids

Last Answer : ANSWER: LIPIDS

Description : Peptide bonds are found in: a) carbohydrates b) lipids c) nucleic acids d) proteins

Last Answer : ANSWER: D -- PROTEINS

Description : Cholesterol, testosterone, and estrogen are all examples of: a) proteins b) steroids c) nucleic acids d) alcohols

Last Answer : ANSWER: B -- STEROIDS 

Description : Hormones are composed from many classes of molecules. As far as our present knowledge extends, hormones are NOT found in which of the following categories of substances: a) proteins b) peptides c) nucleic acids d) steroids

Last Answer : ANSWER: C -- NUCLEIC ACIDS 

Description : An attenuated vaccine is one that a. Can provide life-long immunity. b. Contains live microbes or viruses. c. Is closest to the natural pathogens. d. All the above (a-c) are correct.

Last Answer : d. All the above (a-c) are correct.

Description : The formation of _____ by_____ directly lyses and kills pathogens. a. Membrane Attack Complexes, complement b. Inflammation, lymph nodes c. antibodies, plasma cells d. Plasma cells, B cells

Last Answer : a. Membrane Attack Complexes, complement

Description : _____ responds to, distinguishes between and remembers specific pathogens it has encountered. a. Acquired immunity b. Innate immunity c. Humoral immunity d. Cell-mediated immunity

Last Answer : a. Acquired immunity

Description : TH1 cells activate a. B cells. b. Killing of pathogens in macrophages. c. Cytotoxic T cells. d. Humoral immunity.

Last Answer : d. Humoral immunity

Description : Which of the following is a barrier to entry of pathogens? a. the skin b. tears c. nasal mucosa d. A-C are correct

Last Answer : d. A-C are correct

Description : Which one of the following statements is NOT true of innate immunity? a. It is an early-warning system against pathogens. b. It is a form of immunity found only in vertebrates. c. It is a nonspecific response. d. It responds within minutes to many infections.

Last Answer : b. It is a form of immunity found only in vertebrates.

Description : The site where a pathogen enters the body is commonly called the _____ while the number of pathogens necessary to establish an infection is the _____. a. Penetration Point; Dose b. Penetration Point; Acme c. Portal Of Entry; Dose d. Portal Of Entry; Acme

Last Answer : c. Portal Of Entry; Dose

Description : The process of destroying pathogens on an object is _____. a. Disinfection b. Sanitization c. Sepsis d. Antiseptic

Last Answer : a. Disinfection

Description : The elimination of pathogens in foods by irradiation is called a. The D Value. b. The Pasteurizing Dose. c. Incineration. d. Sterilization.

Last Answer : b. The Pasteurizing Dose.

Description : The thermal death time is a. The Time To Kill A Microbial Population At A Given Temperature. b. The Time To Kill A Microbial Population In Boiling Water. c. The Temperature To Kill All Pathogens. d. The Minimal Temperature Need To Kill A Microbial Population.

Last Answer : a. The Time To Kill A Microbial Population At A Given Temperature.

Description : In terms of temperature tolerance, human pathogens tend to be a. Psychrophilic b. Thermophiles c. Mesophylls d. Hyper thermophiles

Last Answer : c. Mesophylls

Description : Ehrlich and Hata discovered that was used to treat a. Salvarsan; syphilis b. penicillin; surgical wounds c. Salvarsan; malaria. d. Prontosil; malaria

Last Answer : a. Salvarsan; syphilis

Description : Ethylene oxide can be used toa. Kill Bacterial Spores. b. Clean Wounds. c. Sanitize Work Surfaces. d. Treat Water Supplies.

Last Answer : a. Kill Bacterial Spores.

Description : A characteristic of protein synthesis in both the archaea and eukarya is A.transcription and translation are coupled B.translation is inhibited by diphtheria toxin C.proteins are synthesized from D-, ... L-, isomers of amino acids D.the initiator tRNA is charged with N-formyl- methionine

Last Answer : C.proteins are synthesized from

Description : A characteristic of protein synthesis in both the archaea and eukarya is A- transcription and translation are coupled B- translation is inhibited by diphtheria toxin C- .proteins are synthesized from D-, rather than L-, isomers of amino acids D- the initiator tRNA is charged with N-formyl-methionine

Last Answer : .proteins are synthesized from D-, rather than L-, isomers of amino acids

Description : What are the building blocks of proteins? a. monosaccharaides b. amino acids c. fatty acids d. glycerol

Last Answer : b. amino acids

Description : Proteins are chains of _____ that sometimes function as _____. a. monosaccharaides; energy compounds b. lipids; structural materials c. amino acids; enzymes d. disaccharides; enzymes

Last Answer : c. amino acids; enzymes

Description : The last step in synthesis of peptidoglycan is A- attachment of a peptide to muramic acid B- attaching two amino acids to form a cross-link C- attachment of a portion of peptidoglycan to a membrane lipid D- binding of penicillin to a membrane protein

Last Answer : attaching two amino acids to form a cross-link

Description : Antibiotics inhibiting nucleic acid synthesis include a. Rifampin and quinolones. b. Aminoglycosides and tetracyclines. c. Lincosamides and streptogramins. d. Macrolides and ami noglycosides.

Last Answer : a. Rifampin and quinolones.

Description : When a viral nucleic acid becomes part of the host cell chromosome it is called _____. a. lysis b. lysogeny c. maturation d. latent

Last Answer : b. lysogeny

Description : Which of the following characteristics would not be used to classify viruses? A.Type of cell wall structure B.Type of nucleic acid C.Presence of an envelope D.Symmetry

Last Answer : A.Type of cell wall structure

Description : Usually viruses are separated into several large groups based primarily on A.nature of the host B.nucleic acid characteristics C.capsid symmetry D.diameter of the viroin or nucleocapsid

Last Answer : A.nature of the host

Description : By which of the following means antifungal chemotherapeutic agents may affect fungi? A- Interfere with nuclear division by preventing the aggregation of microtubules needed for mitosis B- ... membrane-bound enzymes like thoseinvolved in nutrient transport and chitin synthesis D- all of these

Last Answer : all of these

Description : What is Mycology? A-Study of viruses B- Study of nucleic acid C- Study of bacteria D-Study of fungi

Last Answer : Study of fungi

Description : What is Mycology? A- Study of viruses B- Study of nucleic acid C- Study of bacteriaD- Study of fungi

Last Answer : Study of fungi