Description : Molecular iron (Fe) is (A) Stored primarily in spleen (B) Absorbed in the intestine (C) Absorbed in the ferric, Fe+++ form (D) Stored in the body in combination with ferritin
Last Answer : Answer : D
Description : Iron is stored in the form of (A) Ferritin and transferrin (B) Transferrin and haemosiderin (C) Haemoglobin and myoglobin (D) Ferritin and haemosiderin
Description : Molecular iron is (A) Stored primarily in the spleen (B) Exreted in the urine as Fe2+ (C) Stored in the body in combination with ferritin (D) Absorbed in the ferric form
Last Answer : Answer : C
Description : Folate as a coenzyme is involved in the transfer and utilization of (A) Amino group (B) Hydroxyl group (C) Single carbon moiety (D) Amido group
Description : Molecular Iron, Fe, is (A) Stored in the body in combination with Ferritin (B) Stored primarily in the spleen (C) Excreted in the urine as Fe2+ (D) absorbed in the intestine by albumin VITAMINS 129
Last Answer : Answer : A
Description : The gut controls the entry of ingested iron in the body by: A. Regulating the availability of apoferritin which acts as the carrier of iron across the mucosal cell B. Regulating the turnover of ... mucosal cell and is shed off D. Regulating the number of transferrin receptors on the mucosal cell
Last Answer : C. Complexing excess iron to form ferritin which remains stored in the mucosal cell and is shed off
Description : The genetic code operates via (A) The protein moiety of DNA (B) The base sequences of DNA (C) The nucleotide sequence of mRNA (D) The base sequence of tRNA
Description : The genetic code operates through (A) The protein moiety of DNA (B) Cistrom of DNA (C) Nucleotide sequence of m RNA (D) The anticodons of tRNA
Description : The protein moiety of lipoprotein is known as (A) Apoprotein (B) Pre-protein (C) Post-protein (D) Pseudoprotein
Description : Iron is transported in blood in the form of (A) Ferritin (B) Haemosiderin (C) Transferrin (D) Haemoglobin
Description : Iron absorption is hampered by (A) In achlorhydria (B) When ferritin content of intestinal mucosa is low (C) When saturation of plasma transferring is low (D) When erythropoietic activity is increased
Description : The main product of glycolysis under aerobic conditions is a. Pyruvate b. Lactate c. None of these d. Both a and b Ans: A 2. The protein moiety of an enzyme is known as a. Holo enzyme b. Apo enzyme c. Co enzyme d. Enzyme
Last Answer : Ans: B
Description : Which protein – sugar pair is present in milk? (1) Casein, Sucrose (2) Casein, Lactose (3) Ferritin, Maltose (4) Albumin, Glucose
Last Answer : Casein, Lactose
Description : Which of the following component of respiratory chain is not attached to the inner mitochondrial membrane? (A) Coenzyme Q (B) Cytochrome c (C) Both (A) and (B) (D) None of these
Description : A component of the respiratory chain in mitochondria is (A) Coenzyme Q (B) Coenzyme A (C) Acetyl coenzyme (D) Coenzyme containing thiamin
Description : Vitamin B2 is component of coenzyme: (A) Pyridoxal phosphate (B) TPP (C) NAD (D) FMN/FAD
Description : Which of the following is not a component of coenzyme A? (A) Adenylic acid (B) Pantothenic acid (C) β -mercaptoethylamine (D) Deoxyadenylic acid
Description : Which of the following is not a component of coenzyme A? (A) Pantothenic acid (B) Adenylic acid (C) Acetic acid (D) Sulfhydryl group
Description : In iron deficiency anaemia, the following is decreased: a. MCV (mean cell volume) b. ferritin c. MCH (mean cell haemoglobin) d. all above
Last Answer : all above
Description : Serum ferritin is a maker of Options: 1) Circulating Iron 2) Storage iron 3) Folate 4) Vitamin B12 Levels
Last Answer : Correct Answer: 2) Storage iron
Description : The sugar moiety present in DNA is (A) Deoxyribose (B) Ribose (C) Lyxose (D) Ribulose
Description : The sugar moiety present in RNA is (A) Ribulose (B) Arabinose (C) Ribose (D) Deoxyribose
Description : Carbohydrate moiety in cerebrosides is (A) Glucose (B) Sucrose (C) Galactose (D) Maltose
Last Answer : Answer : B
Description : Transfer of the carbamoyl moiety of carbamoyl phosphate to ornithine is catalysed by a liver mitochondrial enzyme: (A) Carbamoyl phosphate synthetase (B) Ornithine transcarbamoylase (C) N-acetyl glutamate synthetase (D) N-acetyl glutamate hydrolase
Description : Ferritin is present in (A) Intestinal mucosa (B) Liver (C) Spleen (D) All of these
Description : Coenzyme is (A) Often a vitamin (B) Always an inorganic compound (C) Always a protein (D) Often a metal ENZYMES 173
Description : In most metabolic pathways, all needed enzymes are arranged together in a multienzyme complex within a (A) Solution of ATP (B) Membrane (C) Quanternary protein (D) Coenzyme
Description : Both Acyl carrier protein (ACP) of fatty acid synthetase and coenzyme (CoA) are (A) Contain reactive phosphorylated (B) Contain thymidine (C) Contain phosphopantetheine reactive groups (D) Contain cystine reactive groups
Description : A molecule of CO2 is captured by biotin when it acts as coenzyme for carboxylation reaction. The carboxyl group is covalently attached to (A) A nitrogen (N1) of the biotin molecule (B) Sulphur of thiophene ring (C) α-Amino group of lysine (D) α-Amino group of protein
Description : An important function of vitamin A is (A) To act as coenzyme for a few enzymes (B) To play an integral role in protein synthesis (C) To prevent hemorrhages (D) To maintain the integrity of epithelial tissue
Description : Answer: b, c The body contains fuel reserves which it can mobilize and utilize during times of starvation or stress. By far the greatest energy component is fat, which is calorically dense since it ... liver and free glucose have a trivial caloric value of less than 1000 kcal for a 70 kg male
Last Answer : Which of the following statement(s) is/are true concerning the indications and administration of nutritional support to cancer patients? a. Preoperative nutritional support should be provided to all ... total parenteral nutrition solutions maintain integrity of the small bowel e. None of the above
Description : A coenzyme containing non aromatic hetero ring is (A) ATP (B) NAD (C) FMN (D) Biotin
Description : What is the role of water in non-cyclic photophosphorylation? -Biology
Last Answer : answer:
Description : Site of non-cyclic photophosphorylation? -Biology
Description : What is non-cyclic photophosphorylation? -Biology
Description : Non-cyclic photophosphorylation results in production of
Last Answer : Non-cyclic photophosphorylation results in production of A. ATP B. NADPH C. ATP nd NADPH D. ATP, NADPH , and `O_(2)`
Description : Non-cyclic photophosphorylation is also known as a. Oxygenic photosynthesis b. Photosynthesis c. Anoxygenic photosynthesis d. Photophosphorylation
Description : Emerson’s enhancement effect and Red drop have been instrumental in the discovery of (a) photophosphorylation and cyclic electron transport (b) oxidative phosphorylation (c) photophosphorylation and non-cyclic electron transport (d) two photosystems operating simultaneously.
Last Answer : (d) two photosystems operating simultaneously.
Description : Following is not the clotting factor ___________ a. Fibrinogen b. Prothrombin c. Hageman factor d. Ferritin
Last Answer : d. Ferritin
Description : Consider the following statements. (A) Coenzyme or metal ion that is tightly bound to enzyme protein is called prosthetic group. (B) A complete catalytic active enzyme with its bound prosthetic group is called apoenzyme. Select the ... ) (A) is true but (B) is false. (d) Both (A) and (B) are false
Last Answer : (d) Both (A) and (B) are false.
Description : What is ceruloplasmin? (A) Plasma protein (B) Stored form of copper (C) Both A and B (D) None of these
Description : Part of enzyme which combines with nonprotein part to form functional enzyme is (A) Apoenzyme (B) Coenzyme (C) Prosthetic group (D) None of these
Description : DNA is (A) Usually present in tissues as a nucleo protein and cannot be separated from its protein component (B) A long chain polymer in which the internucleotide linkages are of the diester type between C-3 ... linkages are between C-2' and C-5' (D) Hydrolyzed by weal alkali (pH9 to 100°C)
Description : Which component of the protein absorb UV light at 280 nm?
Last Answer : Indole ring of tryptophan.
Description : The non protein component of the enzyme
Last Answer : Ans. Coenzymes
Description : The following coenzyme is required for catabolism of pyrimidine bases: (A) NADH (B) NADPH (C) FADH2 (D) None of these
Description : All of the following statements about thioredoxin reductase are true except: (A) It requires NADH as a coenzyme (B) Its substrates are ADP, GDP, CDP and UDP (C) It is activated by ATP (D) It is inhibited by dADP
Description : Tetrahydrofolate is required as a coenzyme for the synthesis of (A) UMP (B) CMP (C) TMP (D) All of these
Description : For the synthesis of TMP from dump, a coenzyme is required which is (A) N10- Formyl tetrahydrofolate (B) N5- Methyl tetrahydrofolate (C) N5, N10- Methylene tetrahydrofolate (D) N5- Formimino tetrahydrofolate
Description : Hormones (A) Act as coenzyme (B) Act as enzyme (C) Influence synthesis of enzymes (D) Belong to B-complex group