The given chemical formula is the amino acid

НO-CH₂ - CH - COOH:

|

NH₂

a) serine

b) lizine

c) valine

d) glycine

e) arginine

258. Reconstruction vinegar aldehyds in ethanol is catalyzed by ferment:

a) dehydrogenases

b) hydrolases

c) piruvatdicarboxilases

d) isomerases

e) sucrose

259. On 1 stage of the alcohol fermentation glucose moves over to:

a) glucose-6-phosphate

b) glucopiranoz

c) fructofuranoz-6-phosphate

d) phosphoisomeras

e) glukoisomeras

260. Carbohydrates include:

a) fructose

b) enzyme

c) RNA

d) serine

e) valine

261. Monosaccarides include:

a) fructose

b) enzyme

c) RNA

d) serine

e) valine

262. Disaccarides include:

a) lactose

b) enzyme

c) RNA

d) serine

e) valine

263. To polysaccarides refer:

a) starch

b) enzyme

c) RNA

d) methanol

e) valine

264. Alcohol contains the poisonousic mixturename is:

a) alcohol-denathurat

b) alcohol-hydrolisat

c) alcohol-hydrolisatic

d) alcohol-hydrolisic

e) alcohol-syntetic

264. The temperature of boiling of the ethyl alcohol forms, °С:

a) 78,3°

b) 72,4°

c) 81,5°

d) 90,7°

e) 100°

265. Subunits in ribosoms disintegrate under:

a) reduction to concentrations ion magnesium

b) reduction to concentrations ion potassium

c) increase to concentrations sucrose

d) reduction to concentrations ion sodium

e) increasing to concentrations ion magnesium

266. To structural proteins refer:

a) collagen

b) enzyme

c) RNA

d) fructose

e) starch

267. Structural proteins include:

a) myosin

b) glucose

c) DNA

d) fructose

e) starch

268. Structural Protein of hair and fingernails:

a) keratin

b) triptofan

c) alanin

d) myosin

e) gistidine

269. Structural Protein of muscles:

a) myosin

b)glutaminic acid

c)triptofan

d) argenin

e) leycin

270. The union of fatty acids with glycerol compose the class of lipids known as:

a) fats and oils

b) polypeptides

c) carbohydrates

d) amino acids

e) milk acid

271. Polysaccarides include:

a) glycogen

b) enzyme

c) RNA

d) methanol

e) valine

272.Given chemical formula is the

CH₃ - CH - COOH:

|

OH

a) milk acid

b) vinegar acid

c) valine

d) glycine

e) arginine

273. Chemical formula of ethanol:

a) C₂H₅OH

b) CH₃OH

c) C₆H₆

d) CO₂

e) C₃H₈OH

274.Under hydrolysis in triglycerid are formed:

a) glycerine, fath acids;

b) glycerine, amino acid;

c) glycerine, water;

d) glycerine, phosphoric acid;

e) glycerine, carbonate gas.

275.Under breathing goes the process, under which:

a) oxygen unites with substrat;

b) oxygen is chipped off from water;

c) hydrogen joins to substrat;

d) stands out the oxygen;

e) oxygen is chipped off from substrat.

276. Ferments by chemical nature are:

a) proteins

b) carbohydrates

c) lipids

d) vitamins

e) polinucleotides

277. Substances esters of fatty acids with long chain monohydric alcohols (one hydroxyl group):

a) waxes

b) oils

c) fats

d) terpenoids

e) steroids

278. Animal steroids include:

a) cholesterol

b) enzyme

c) RNA

d) methanol

e) valine

279.Vitamin C this is:

a) ascorbic acid

b) riboflavin

c) nicotinamid

d) carotin

e) aspirin

280.Steroids name is:

a) complex airwaveses fath acids and hightmolecular round-robin alcohol

b) complex airwaveses glycerine, fat acids and phosphoric acid

c) complex airwaveses much atoms alcohol and their polymer

d) complex airwaveses glycerine and much atoms alcohol

e) complex airwaveses glycerine and one atoms alcohol

281.Acids number - an amount mg KOH needed:

a) for neutralization of the free fat acids being kept in 1 fat;

b) for collecting of the fat acids, being kept in 1 fat;

c) for neutralization 100 fat;

d) for neutralization ethereal relationship in 1 fat;

e) for to wash 100 fat

282. Carotine is:

a) provitamin of retinol

b) vikasol

c) rilloghinon

d) tiamine

e) riboflavin

283 Final products to vital activity yeast is:

a) ethanol

b) acetone

c) sulfuric acid

d) methanol

e) buthanol

284. In process of the alcohol fermentation is formed alcohol concentration %:

a) 18

b) 40

c) 35

d) 60

e) 80

285. Myosin is a protein of:

a) muscles

b) blood

c) saliva

d) hairs

e) nails

286. The Vitamins were for the first time opened by scientist:

a) Lunins

b) Paster

c) Mendeli

d) Morgan

e) Svedberg

287. Hemoglobin is a protein of:

a) blood

b) muscles

c) saliva

d) hairs

e) nails

288. The cellulose refer to:

a) carbohydrates

b) proteins

c) lipids

d) ferments

e) vitamins

289. The activation energy is the:

a) energy needed for reaction and thus speed up the reaction

b) free energy

c) energy needed for oxidation

d) energy needed for fermentation

e) space energy

290. In composition DNA enter:

a) deoxyribose

b) ribose

c) maltose

d) rafinose

e) ribonukleotids

291. Sucrose refer to:

a) disaccharides

b) monosaccharides

c) polysaccharides

d) proteins

e) oligosaccharides

292. The carbohydrate lactose refer to:

a) carbohydrates

b) proteins

c) lipids

d) ferments

e) vitamins

293.Ferments active at the temperature:

a) 35 - 40°C

b) 20 - 30°C

c) 40 - 60°C

d) 60 - 80°C

e) 80 - 100°C

294.Cellulose is the substance which refer to:

a) polysaccharides

b) monosaccharides

c) disaccharides

d) proteins

e) oligosaccharides

295. An energy needed for reaction and thus speed up the reaction:

a) activation energy

b) free energy

c) energy needed for oxidation

d) energy needed for fermentation

e) space energy

296. Activators of ferment - a material:

a) raisting activity of the action ferment

b) reducing activity of the action ferment

c) enter with ferment in chemical reaction

d) do not act on activity ferment

e) ingibirate the activity of the action ferment

297. Ferments oxidoreductases take part:

a) in catalyze oxidation-reconstruction processes

b) in catalyze only reconstruction processes

c) in catalyze reactions of the carrying the separate groups

d) in catalyze processes dicarboxilic

e) in catalyze processes dihydroxilic

298. Ferments class dihydrogenases participate in reaction:

a) dihydronic

b) hydroxiliric

c) disaminiratic

d) dicarboxiliric

e) reconstruction

299. Sulphides footbridges is formed between the remainder of the molecules:

a) cisteine

b) glycine

c) valine

d) leycine

e) triptofane

300. Carbohydrates have a formula:

a) C_m(H₂O)_n

b) C_mO_n

c) C_m(CH₂OH)_n

d) CO_m(CH₂O)_n

e) C_mH_n+2

Date: 2016-01-03; view: 1003