Description : All of the following monosaccharides give the same osazone except (a) Galactose (b) Glucose (c) Fructose (d) Mannose
Last Answer : Galactose
Description : Rice-polishings contain whcih of the following Vitamin? (A) Riboflavin (B) Niacin (C) Thiamine (D) Vitamin B12
Last Answer : Answer : C
Description : An optically active compound (a) must contain atleast four carbons (b) when in solution rotate the plane of polarized light (c) must always contain an asymmetric carbon atom (d) in solution always give a negative reading in polarimeter
Last Answer : when in solution rotate the plane of polarized light
Description : The carbon atom wh ich becomes asymmetric when the straight chain form of monosaccharide changes into ring form is known as CARBOHYDRATES AND CARBOHYDRATE METABOLISM 9 (A) Anomeric carbon atom (B) Epimeric carbon atom (C) Isomeric carbon atom (D) None of these
Last Answer : A
Description : Ripe grapes contain – (1) Fructose (2) Sucrose (3) Galactose (4) Glucose
Last Answer : (1) Fructose Explanation: Fully mature or ripe grapes contain about an equal concentration of glucose and fructose, which are the simple sugars yeast ferment to form alcohol and carbon dioxide. Ripe ... carbon sugars but three, four, five and seven-carbon sugars are also present in the grape.
Description : Which of the following statements best describes the difference between amylose and amylopectin? (a) Amylose is a branched polysaccharide while amylopectin is a chain polysaccharide. (b) Amylose is a ... of thousands of D-glucose units while amylopectin is composed of thousands of D-galactose units.
Last Answer : Amylose is a straight-chain polysaccharide while amylopectin is a branched polysaccharide
Description : Ripe grapes contain (1) Fructose (2) Sucrose (3) Galactose (4) Glucose
Last Answer : Fructose
Description : In economics all goods and services that exist must be made by whcih of the following?
Last Answer : Need answer
Description : Which of the following is present as a marker in lysosomal enzymes to direct them to their destination? (A) Glucose-6-phosphate (B) Mannose-6-phosphate (C) Galactose-6-phosphate (D) N-Acetyl neuraminic acid
Description : Sodium is involved in the active uptake of (A) D-Glucose (B) D-Galactose (C) L-Amino acids (D) All of these
Last Answer : Answer : D
Description : A substrate for the enzyme aldolase is (A) galactose-6-phosphate (B) isocitric acid (C) Glucose-1-phosphate (D) Fructose 1, 6 diphosphate
Description : Galactose 1-phosphate is converted to uridine diphosphate galactose, the reaction is catalysed by the enzyme: (A) Glactokinase (B) Galactose 1-phosphate uridyl transferase (C) Uridine diphospho galactose 4-epimerase (D) UDP glucose pyrophosphorylase
Last Answer : Answer : B
Description : Galactose is readily converted to glucose in (A) Liver (B) Intestine (C) Kidney (D) Adipose tissue
Last Answer : Answer : A
Description : Galactose is synthesized from glucose in (A) Mammary gland (B) Intestine (C) Kidney (D) Adipose tissue
Description : In the intestine the rate of absorption is highest for (A) Glucose and galactose (B) Fructose and mannose (C) Fructose and pentose (D) Mannose and pentose
Description : The sugar absorbed by fac i l itated diffusion and requiring Na independent transporter is (A) Glucose (B) Fructose (C) Galactose (D) Ribose
Description : Spermatozoa in seminal fluid utilises the following sugar for metabolism: (A) Galactose (B) Glucose (C) Sucrose (D) Fructose
Description : Selwanof’s test is positive in (A) Glucose (B) Fructose (C) Galactose (D) Mannose
Description : Carbohydrate moiety in cerebrosides is (A) Glucose (B) Sucrose (C) Galactose (D) Maltose
Description : Impaired galactose tolerance test suggests (A) Defect in glucose utilisation (B) Liver cell injury (C) Renal defect (D) Muscle injury
Description : Starch and glycogen are polymers of (A) Fructose (B) Mannose (C) α−D-Glucose (D) Galactose
Last Answer : C
Description : Epimers of glucose is (A) Fructose (B) Galactose (C) Ribose (D) Deoxyribose
Last Answer : B
Description : Which of the following reaction gives lactose? (A) UDP galactose and glucose (B) UDP glucose and galactose (C) Glucose and Galactose (D) Glucose, Galactose and UTP
Description : Cerebrosides consist of mostly of this sugar: (A) Glucose (B) Fructose (C) Galactose (D) Arabinose
Description : The epimers of glucose is (A) Fructose (B) Galactose (C) Ribose (D) Deoxyribose
Description : Uridine diphosphate glucose (UDPG) is (A) Required for metabolism of galactose (B) Required for synthesis of glucuronic acid (C) A substrate for glycogen synthetase (D) All of the above
Last Answer : D
Description : Which of the following is an epimeric pair? (A) Glucose and fructose (B) Glucose and galactose (C) Galactose and mannose (D) Lactose and maltose
Description : A carbohydrate found only in milk is (A) Glucose (B) Galactose (C) Lactose (D) Maltose
Description : The constituent unit of inulin is (A) Glucose (B) Fructose (C) Mannose (D) Galactose
Description : Sucrose consists of (A) Glucose + glucose (B) Glucose + fructose (C) Glucose + galactose (D) Glucose + mannose
Description : The sugar found in milk is (A) Galactose (B) Glucose (C) Fructose (D) Lactose
Description : The most important epimer of glucose is (A) Galactose (B) Fructose (C) Arabinose (D) Xylose
Description : What is the difference between glucose and galactose?
Last Answer : They are different with regard to the H and OH groups at the 4th carbon atom. Galactose is the 4th epimer of glucose
Last Answer : (A) Galactose
Description : Cerebrosides contain all the following except (A) Galactose (B) Sulphate (C) Sphingosine (D) Fatty acid
Description : In case of wilson’s disease, the features include all of the following except (A) Progressive hepatic cirrhosis (B) Keyser Fleisher ring (C) Aminoaciduria (D) Urinary excretion of Cu is decreased
Description : . Monosaccharides are classified according to : (a) the number of carbon atoms in the molecule. (b) whether they contain an aldehyde or a ketone group (c) their configurational relationship to glyceraldehyde. (d) all of the above
Last Answer : all of the above
Description : Humans cannot digest cellulose because: a) it does not contain sugars b) it is made up of disaccharides c) it is made up of monosaccharides d) humans lack the proper enzymes
Last Answer : ANSWER: D -- HUMANS LACK THE PROPER ENZYMES
Description : Why supermarkets tend to locate on the outskirts of towns and not in town centres.?
Last Answer : What is the answer ?
Description : Whcih of the following compound is present in RNA but absent from DNA? (A) Thymine (B) Cytosine (C) Uracil (D) Guanine
Description : Whcih one of the following is not a symptom of cushing’s disease? (A) Hyperglycemia (B) Hypernatremia (C) Hirsutism (D) Hyperkalemia
Description : Whcih of the following hormone does not activate adenylate cyclase? (A) Epinephrine (B) Glucagon (C) Parathyroid hormone (D) Insulin
Description : Whcih of the following hormone is a peptide of less than ten amino acids? (A) Insulin (B) Growth hormone (C) Oxytocin (D) Parathyroid hormone 228 MCQs IN BIOCHEMISTRY
Description : Whcih of the following is a proenzyme? (A) Carboxypeptidase (B) Aminopeptidase (C) Chymotrypsin (D) Pepsinogen ENZYMES 159
Description : Glucose and galactose unite to form
Last Answer : Glucose and galactose unite to form A. Maltose B. Sucrose C. Isomaltose D. Lactose
Description : Glucose + Galactose consisting of
Last Answer : Ans. Lactose
Description : 'Table sugar' is which type of sugar? (1) Fructose (2) Galactose (3) Glucose (4) Sucrose
Last Answer : (4) Sucrose Explanation: Anopheles (female): Malaria; Culex: Filariasis; Sand Fly: Kala-azar; Tse-tse fly: Sleeping Sickness.
Description : The end product of the digestion of starch in the alimentary canal is — (1) glucose (2) galactose (3) maltose (4) isomaltose
Last Answer : (1) glucose Explanation: Starch or amylum is a carbohydrate consisting of a large number of glucose units joined by glycosidic bonds. Sugar from molasses or sugarcane, fruits or starch is first converted to glucose and fructose in presence of an enzyme called invertase.'
Description : Which of the following is required as inducer(s) for the expression of Lac operon? (a) Lactose (b) Lactose and galactose (c) Glucose (d) Galactose
Last Answer : (c) Glucose
Description : Select the two correct statements out of the four (i - iv) statements given below about lac operon. (i) Glucose or galactose may bind with the repressor and inactivate it. (ii) In the absence of lactose, the repressor binds with the ... (iii) (b) (i) and (iii) (c) (ii) and (iv) (d) (i) and (ii)
Last Answer : (c) (ii) and (iv)