Description : Photosensitive compound int eh human eye which is composed of a protein and an aldehyde of vitamin A is respectively
Last Answer : Photosensitive compound int eh human eye which is composed of a protein and an aldehyde of vitamin A is respectively
Description : Photosensitive compound in human eye is made up of (a) opsin and retinol (b) transducin and retinene (c) guanosine and retinol (d) opsin and retinal.
Last Answer : (d) opsin and retinal.
Description : In mammals the teeth are (a) of different types (b) embedded int eh cuplike socket in the jaw bones (c ) two sets presents throughout life The conditi
Last Answer : In mammals the teeth are (a) of different types (b) embedded int eh cuplike ... . diphyodont,thecodont,heterodont D. heterodont,diphyodont,thecodont
Description : The protein which does not answer the aldehyde test is.
Last Answer : Gelatin.
Description : Organic compound (A), C4H8O, does not react with sodium or PCl5. However, it reduces an alkaline solution of a copper (II) salt on heating. Compound (A) could be (a) an aldehyde (b) a primary alcohol (c) a ketone (d) a secondary alcohol
Last Answer : an aldehyde
Description : An organic compound (A), C3H8O, on oxidation gives (B), C3H6O. The compound (A) could be (a) an aldehyde (b) a ketone (c) an alcohol (d) an ester
Last Answer : an alcohol
Description : Calciferol (pron: kal-sif-eh-rol) is the common name of what vitamin?
Last Answer : ANSWER: VITAMIN D
Description : Which one of the following is NOT a vitamin? w) ascorbic acid x) niacin (pron: nI-eh-sen) y) trypsin (pron: trip-sen) z) riboflavin (pron: rye-bow-fla-vin)
Last Answer : ANSWER: Y -- TRYPSIN
Description : Are there any photosensitive epilepsy glasses? Where can l buy a pair?
Last Answer : Have you found what you were looking for? Because photosensitive sunglasses are hard to find but I think you can get these type of sunglasses online at many wholesale shops like City sunglass and fashion ... have heard good reviews about them and tried one for myself, so, maybe it can help you.
Description : Retina contains this photosensitive pigment: (A) Rhodopsin (B) Opsin (C) Retinol (D) Melanin
Last Answer : Answer : A
Description : In laser printers, printing is achieved by deflecting laser beam on to __________ surface of a drum. A. Magnetic B. Electric C. Photosensitive D. None of the Above
Last Answer : C. Photosensitive
Description : Figure 'C' shown in the illustration represents a _________. EL-0078 A. silicon controlled rectifier B. light emitting diode C. photosensitive diode D. Zener diode
Last Answer : Answer: C
Description : Figure 'D' shown in the illustration represents a _________. EL-0067 A. silicon controlled rectifier B. light emitting diode C. photosensitive diode D. Zener diode
Last Answer : Answer: B
Description : Which of the following materials is sensitive to light? a. Photoresist b. Photosensitive c. Light Sensitive d. Maser
Last Answer : a. Photoresist
Description : What do you call the electrical conduction in a photosensitive material which is not exposed to radiation? A. Dark conductance B. Pure conductance C. Black out D. Super conductance
Last Answer : A. Dark conductance
Description : Which of the following terms refers to the use of compressed gasses to drive (power) the robot device? a) pneumatic b) hydraulic c) piezoelectric d) photosensitive
Last Answer : a) pneumatic
Description : In the chemistry of vision in mammals, the photosensitive substance is called (a) rhodopsin (b) melanin (c) sclerotin (d) retinol.
Last Answer : (a) rhodopsin
Description : If a tree flowers thrice in a year (Oct, Jan and July) in Northern India, it is said to be (a) photo and thermo-insensitive (b) photo and thermo-sensitive (c) photosensitive but thermo-insensitive (d) thermosensitive but photo-insensitive
Last Answer : (a) photo and thermo-insensitive
Description : Which of the following materials is sensitive to light? ∙ a. Photoresist ∙ b. Photosensitive ∙ c. Light Sensitive ∙ d. Maser
Description : Coenzyme is (A) Often a vitamin (B) Always an inorganic compound (C) Always a protein (D) Often a metal ENZYMES 173
Description : What is the primary CONSTITUENT of human bones? w) Calcium sulfate x) Calcium carbonate y) Hydroxyapatite (pron: high-drox-ee-ap-eh-tite) z) Chloroapatite (pron: klor-o-ap-eh-tite)
Last Answer : ANSWER: Y -- HYDROXYAPATITE
Description : Of the following, which mechanisms are important i the death of erythrocytes (pron: eh-rith-reh-sites) in human blood? Is it a) phagocytosis (pron: fag-eh-seh-toe-sis) b) hemolysis c) mechanical damage d) all of the above
Last Answer : ANSWER: D -- all of the above
Description : The ratio of the distances at which a stated length can be distinguished by the telescope and the human eye, respectively, is called (A) Brightness of telescope (B) Magnification of telescope (C) Resolving power of telescope (D) None of these
Last Answer : (C) Resolving power of telescope
Description : Which vitamin is present in the rod cells of human eye ?
Last Answer : Vitamin E is present in the rod cells of human eye.
Description : Which of the following statement(s) is/are true concerning the antibody response to an invading antigen? a. All antibodies are composed of one type of heavy and one type of light protein chain b. ... stimulus d. Immunoglobulins A, D, and E play an active role in the circulating humoral response
Last Answer : Answer: a Humoral defenses consist of antibody (immunoglobulin; Ig) and complement. All Ig classes (IgM, IgG, IgA, IgE, IgD) and IgG subclasses are composed of one type (M, G, A, E, D ... exist in smaller amounts in the circulation and do not appear to play a major role as host defense components
Description : Hemoglobin is a molecule made of four polypeptide chains, each bound to a iron-containing molecular group called a heme group. So the molecule contains four polypeptide chains and four ... depends upon the integrity of its quaternary structure. Blood Questions - Image Diversity: hemoglobin molecule
Last Answer : On average what is the life duration of the red blood cells?
Description : Mitotic spindle is mainly composed of which protein? (a) Actin (b) Myosin (c) Actomyosin (d) Myoglobin
Last Answer : c) Actomyosin
Description : The protein from which hook and filaments of flagella are composed of, is A- keratin B- flagellin C- gelatin D- casein
Last Answer : flagellin
Description : RNA is composed of strands of nucleotides that are read as a 3 nucleotide codon. These are distinguished by tRNAs that match the codons on one end and carry individual building blocks of a protein chain. What are these building blocks of protein that tRNAs bind?
Last Answer : Amino Acids
Description : The microfilaments composed of (A) Actin protein (B) Gelatin protein (C) Keratin protein (D) Tubulin protein
Last Answer : (A) Actin protein
Description : Ribosomes are chemically composed of (A) Protein (B) Only DNA (C) RNA (D) Both A + C
Last Answer : (D) Both A + C
Description : A compound composed of cations and anions is called a?
Last Answer : covalent compound
Description : Beams composed of more than one material, rigidly connected together so as to behave as one piece, are known as (A) Compound beams (B) Indeterminate beams (C) Determinate beams (D) Composite beams
Last Answer : (D) Composite beams
Description : The curve composed of two arcs of different radii having their centres on the opposite side of the curve, is known (A) A simple curve (B) A compound curve (C) A reverse curve (D) A vertical curve
Last Answer : (C) A reverse curve
Description : What is aldehyde ?
Last Answer : (-CHO) Functional organic compounds produced as a result of hydrocarbons , oxidation of alcohol and decomposition of organic acids. Such as: Methanol ( H-CHO) .
Description : Reimer-Tiemann reaction introduces an aldehyde group on to the aromatic ring of phenol, ortho to the hydroxyl group. This reacrtion involves electroph
Last Answer : Reimer-Tiemann reaction introduces an aldehyde group on to the aromatic ring of phenol, ortho to the hydroxyl group. ... (I) is: A. B. C. D.
Last Answer : Reimer-Tiemann reaction introduces an aldehyde group on to the aromatic ring of phenol, ortho to the hydroxyl group. This ... (2)` D. `.^(*)C Cl_(3)`
Last Answer : Reimer-Tiemann reaction introduces an aldehyde group on to the aromatic ring of phenol, ortho to the hydroxyl group. ... ` D. aq. `NaOH + C Cl_(4)`
Description : When semicarbazide reacts with a ketone (or aldehyde) to form semicarbazone. Only one nitrogen atom of semicarbazide acts as a nucleophile and attack
Last Answer : When semicarbazide reacts with a ketone (or aldehyde) to form semicarbazone. Only one ... atoms of semicarbazide are relatively non nucleophilic ?
Description : The conversion of aldehyde having no alpha hydrogen to a mixture to a mixture of carboxylic acid and primary alcohol is known as cannizzaro reaction.
Last Answer : The conversion of aldehyde having no alpha hydrogen to a mixture to a mixture of carboxylic acid and primary ... final product is A. B. C. D.
Last Answer : The conversion of aldehyde having no alpha hydrogen to a mixture to a mixture of carboxylic acid and primary ... C. step III D. step I and II both
Description : Indicate the starting aldehyde or ketone from which each of the following compounds are formed by an aldol condensation reaction. (a)2-Ethyl-3-hydroxy
Last Answer : Indicate the starting aldehyde or ketone from which each of the following compounds are formed by an ... hexanal (b) 4-Hydroxy-4-methyl-2-pentanone
Description : Which of the following give Schiff base with aldehyde?
Last Answer : Which of the following give Schiff base with aldehyde? A. `CH_(3)CH_(2)NH_(2)` B. `C_(6)H_(5)-CH_(2)-NH_(2)` ... )H_(5)-NH_(2)` D. `C_(6)H_(5)-NO_(2)`
Description : Molybdenum is a cofactor for (A) Xanthine oxidase (B) Aldehyde oxidase (C) Sulphite oxidase (D) All of these
Last Answer : Answer : D
Description : An enzyme which uses hydrogen acceptor as substrate is (A) Xanthine oxidase (B) Aldehyde oxidase (C) Catalase (D) Tryptophan oxygenase
Last Answer : Answer : C
Description : Treatment of pentoses with a concentrated mineral acid yields a cyclic aldehyde known as (A) Pentaldehyde (B) Cyclopental (C) Hexaldehyde (D) Furfural
Description : Group that reacts in the Biuret test: (A) Peptide (B) Amino group (C) Carboxylic group (D) Aldehyde group