Description : After 4 PCR cycles how many DNA molecules are formed from one DNA template molecule ?
Last Answer : After 4 PCR cycles how many DNA molecules are formed from one DNA template molecule ? A. 4 B. 32 C. 16 D. 8
Description : Twenty cycles of PCR can amplify DNA: (A) 220 fold (B) 202 fold (C) 20 x 2 fold (D) 20 fold
Last Answer : Answer : A
Description : Use the information and data given below to answer the questions Stronger intermolecular forces result in higher boiling point Strength of London forces increases with the number of electrons in the molecule ... here? (c) Why is the boiling point of HF highest while that of HCl lowest?
Last Answer : Ans :( a) In the molecules HCl, HBr and HI, dipole-dipole interaction and London forces are present. (b) Dipole moment of HCl > HBr > HI but boiling point of HCl < HBr
Description : When one heats concentrated sulfuric acid, one molecule of water is eliminated for every two molecules of sulfuric acid. What substance will result from this reaction?
Last Answer : ANSWER: PYROSULFURIC ACID or DISULFURIC ACID
Description : What are the smaller repeating molecules that make up a DNA or RNA molecule called?
Last Answer : Need answer
Description : Every DNA molecule is made up of molecules called?
Last Answer : dk
Description : The double helix is a structural arrangement associated with _____. a. A Polysaccharide. b. The DNA Molecule. c. Glucose Molecules In Starch. d. A Protein.
Last Answer : b. The DNA Molecule.
Description : Is the correct equation for the reaction below. One molecule of propane gas reacts with five molecules of oxygen gas to form three molecules of carbon-dioxide gas and four molecules of water vapor?
Last Answer : Yes, it is correct.C3H8 + 5 O2 = 3 CO2 + 4 H2O
Description : What is. One molecule of propane gas reacts with five molecules of oxygen gas to form three molecules of carbon-dioxide gas and four molecules of water vapor.?
Last Answer : Propane gas is CH3CH2CH3Oxygen gas is O2Carbon dioxide gas is CO2Water vapor is H2OCH3CH2CH3(g) + 5O2(g) ==> 3CO2(g) + 4H2O(g)
Description : DNA po lymerase of T. aquat icus is preferred to that of E. coli in PCR because (A) It replicates DNA more efficiently (B) It doesn’t require primers (C) It is not denatured at the melting temperature of DNA (D) It doesn’t cause errors in replication
Last Answer : Answer : C
Description : The following statement(s) is/are true concerning newer detection methods of systemic infection. a. Enzyme-linked immunosorbent assay (ELISA) is a rapid immunologic assay used for ... detected using advanced molecular techniques include cytomegalovirus (CMV) and human immunodeficiency virus (HIV)
Last Answer : Answer: a, b, c, d Although the classic detection of infection based on clinical signs of infection and bacterial culture remain the most common clinical tools, increasing ... including CMV and HIV. Furthermore, preliminary investigations into possible detection of fungal pathogens are underway
Description : Following is the most sensitive test to detect the DNA. C A. ELISA B. Magnetic Resonance Imaging C. PCR D. CT Scanning
Last Answer : PCR
Description : The figure below shows three steps (A, B, C) of Polymerase Chain Reaction (PCR). Select the option giving correct identification together with what it represents? A. B. C ds DNA 3 5 5 3 ... - extension in the presence of heat stable DNA polymerase (d) A - annealing with two sets of primers
Last Answer : (c) C - extension in the presence of heat stable DNA polymerase
Description : Which one is a true statement regarding DNA polymerase used in PCR? (a) It is used to ligate introduced DNA in recipient cells. (b) It serves as a selectable marker. (c) It is isolated from a virus. (d) It remains active at high temperature.
Last Answer : (d) It remains active at high temperature.
Description : PCR and restriction fragment length polymorphism are the methods for (a) study of enzymes (b) genetic transformation (c) DNA sequencing (d) genetic fingerprinting.
Last Answer : (d) genetic fingerprinting.
Description : An analysis of chromosomal DNA using the Southern hybridization technique does not use (a) electrophoresis (b) blotting (c) autoradiography (d) PCR.
Last Answer : (d) PCR.
Description : A new field of _________ has arisen from sequencing, analyzing and comparing microbial genomes. a. PCR b. DNA probes c. microbial genomics d. microarrays
Last Answer : c. microbial genomics
Description : A DNA probe and PCR are being used to identify _____. a. HIV infection b. HPV in PAP smears c. coli in water quality tests d. A-C are correct
Last Answer : d. A-C are correct
Description : 8. The DNA polymerase enzyme used in PCR is obtained from (a) Thermus aquaticus (b) Escherichia coli (c) Agrobacterium tumefaciens (d) Salmonella typhimurium.
Last Answer : (a) Thermus aquaticus
Description : 6. The DNA polymerase enzyme used in PCR is obtained from (a) Thermusaquaticus (b) Escherichia coli (c) Agrobacterium tumefaciens (d) Salmonella typhimurium
Last Answer : (c) Agrobacterium tumefaciens
Description : Which one is a true statement regarding DNA polymerase used in PCR ? (1) It remains active at hight temperature (2) It is used to ligate introduced DNA in recipient cells (3) It serves as a selectable marker (4) It is isolated from a virus
Last Answer : (2) It is used to ligate introduced DNA in recipient cells
Description : Which of the following statement is false (a). Enzymes are differentiated by electrophoresis method (b). While DNA sequencing both forward and reverse primers are used (c). Amplification is done through PCR (d). ABO blood grouping is mainly used for differentiating individuals
Last Answer : Ans: (b). While DNA sequencing both forward and reverse primers are used
Description : What will be the number of Calvin cycles to generate one molecule of hexose? (a) 8 (b) 9 (c) 4 (d) 6
Last Answer : (d) 6
Description : Which does NOT occur in a cell stimulated by a steroid hormone? A) The steroid hormone enters the cell by crossing the plasma membrane. B) The hormone binds to a receptor molecule in the ... activates certain genes. E) DNA is transcribed, mRNA is translated, and the result is protein synthesis.
Last Answer : C) The second messenger cyclic AMP is stimulated by the hormone-receptor complex. D) The hormone-receptor complex binds the chromatin and activates certain genes.
Description : During meiosis how cycles of nucleus division, DNA replication and division of centromere take place respectively :-
Last Answer : During meiosis how cycles of nucleus division, DNA replication and division of centromere take place respectively :- ... , Two, One D. Two, One, One
Description : What is the false-positive rate for an HIV PCR test and when, after exposure, can it be taken?
Last Answer : Try this site, for a fairly good FAQ: http://www.avert.org/hivtesting.htm
Description : how many ATP molecules could maximally be generated from one molecule of glucose, if -Biology
Last Answer : answer:
Description : A molecule of glucose on complete oxidation yields howmany ATP molecules in case of aerobic respiration? -Do You Know?
Description : As compared to a `C_(3)` plant, how many additional molecules of ATP are needed for net production of one molecule hexose sugar by `C_(4)` plants
Last Answer : As compared to a `C_(3)` plant, how many additional molecules of ATP are needed for net production of one ... plants A. Two B. Six C. Zero D. Twelve
Description : An unknown amino acid has `0.32%` sulphur by mass . If each molecule has one sulphur atom only 1 g of amino acid has . . . . . . . Molecules :-
Last Answer : An unknown amino acid has `0.32%` sulphur by mass . If each molecule has one sulphur atom only 1 g of amino ... C. `6.02xx10^(24)` D. `6.02xx10^(23`
Description : Oxidation of one molecule of NADH gives rise to (A)______ molecules of ATP, while that of one molecule of `FADH_(2)` produces (B)____ molecules of ATP
Last Answer : Oxidation of one molecule of NADH gives rise to (A)______ molecules of ATP, while that of one ... FADH_(2)` produces (B)____ molecules of ATP.
Description : In the triglyceride molecule what are three molecules attached to the glycerol molecule?
Last Answer : Fatty acids (apex)
Description : How might simple molecules find each other and combine to make a complex molecule?
Last Answer : Feel Free to Answer
Description : What is the Structure of a chemical or molecule determines that chemical or molecule's?
Description : What molecule supplies the energy needed to join glucose molecules together to form a molecule of glycogen?
Last Answer : Generally speaking, no molecule supplies the energy to join a glucose into a growing glycogen chain. A previous step must be done and that is the formation of uridine diphosphate glucose (UDP-glucose or UDPG) ... group on one of the glycogen's nonreducing ends to form an alpha(1-4)-glycosidic bond.
Description : What is a long molecule formed from numerous smaller molecules?
Description : Two molecules of vitamin A can be formed from 1 molecule of (A) α-Carotene (B) β-Carotene (C) γ-Carotene (D) All of these
Last Answer : Answer : B
Description : 1 molecule of palmitic acid on total oxidation to CO2 will yield molecules of ATP (as high energy bonds): (A) 129 (B) 154 (C) 83 (D) 25
Description : One molecule of glucose gives ______ molecules of CO2 in one round of HMP shunt. (A) 6 (B) 1 (C) 2 (D) 3
Last Answer : B
Description : One molecule of glucose gives ______ molecules of CO2 in EM-TCA cycle. (A) 6 (B) 3 (C) 1 (D) 2
Last Answer : A
Description : The process of union of two or more molecules of a substance to form a large single molecule is called : (1) Fusion (2) Diffusion (3) Polymerization (4) Synthesis
Last Answer : (3) Polymerization Explanation: Polymerisation is the chemical process of monomers joining together to form polymers, often it takes many thousands of monomers to make a single polymer.
Description : The number of g-molecule of oxygen in 6.02 x 1024CO molecules is?
Last Answer : 5 gram of molecule
Description : A molecule of glucose on complete oxidation yields howmany ATP molecules in case of aerobic respiration?
Last Answer : 36
Description : How many number of molecules per unit cell which crystallizes in the form of end face centred (monoclinic) lattice with a molecule at each lattice.
Last Answer : 2.
Description : Which of the following is correct regarding AIDS causative agent HIV? (a) HIV is enveloped virus containing one molecule of single-stranded RNA and one molecule of reverse transcriptase. (b) HIV ... ) HIV is unenveloped retrovirus. (d) HIV does not escape but attacks the acquired immune response
Last Answer : (d) HIV does not escape but attacks the acquired immune response.
Description : Thalassemia and sickle cell anaemia are caused due to a problem in globin molecule synthesis. Select the correct statement. (a) Both are due to a quantitative defect in globin chain synthesis. (b ... problem of globin molecules. (d) Both are due to a qualitative defect in globin chain synthesis.
Last Answer : (b) Thalassemia is due to less synthesis of globin molecules
Description : Out of 36 ATP molecules produced per glucose molecule during respiration (a) 2 are produced outside glycolysis and 34 during respiratory chain (b) 2 are produced outside mitochondria and 34 inside ... (c) 2 during glycolysis and 34 during Krebs' cycle (d) all are formed inside mitochondria
Last Answer : (b) 2 are produced outside mitochondria and 34 inside mitochondria