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Home ❭ Questions ❭ One Liners ❭ The cofactor required for the conversion of phenylalanine to tyrosine is
The cofactor required for the conversion of phenylalanine to tyrosine is
Biochemistry Pharmacist Competitive Exams
Q. The cofactor required for the conversion of phenylalanine to tyrosine is
Ans → Tetrahydrobiopterin
Explanation →
This question is taken from the test/quiz post: Biochemistry Important One Liners Questions On METABOLISM OF AMINO ACIDS oneliners - attemp/practice
More oneliners in - Biochemistry Important One Liners Questions On METABOLISM OF AMINO ACIDS oneliners
Q. The coenzyme that participates in transamination reactions is
Ans → Pyridoxal phosphate
Explanation →
Q. The most important enzyme involved in oxidative deamination is
Ans → Glutamate dehydrogenase
Explanation →
Q. N-Acetylglutamate is required for the activation of the enzyme
Ans → Carbamoyl phosphate synthase I
Explanation →
Q. The cofactor required for the conversion of phenylalanine to tyrosine is
Ans → Tetrahydrobiopterin
Explanation →
Q. The disease in which very high amount of tryptophan (nearly 60%) is converted to serotonin is
Ans → Malignant carcinoid syndrome
Explanation →
Q. The mammalian enzyme with the shortest half-life (about 10 minutes) is
Ans → Ornithine decarboxylase
Explanation →
Q. The amino acid required for the formation of glutathione
Ans → Glycine, Cysteine, Glutamate
Explanation →
Q. The amino acids are said to be ketogenic when the carbon skeleton is finally degraded to
Ans → Acetyl CoA
Explanation →
More one-liners in - Biochemistry
Q. Name the amino acid that directly participates in the synthesis of heme
Ans → Glycine
Explanation →
Q. Salivary -amylase becomes inactive in the stomach primarily due to
Ans → Inactivation by low pH
Explanation →
Q. When a complex is formed between a metal ion and an a ligand in solution, the equilibrium may be expressed by a constant which is related to the free energy change for the process
Ans → stability constant
Explanation →
Q. Memberane-body antibody monomer functioning as receptor on the surface of B cells
Ans → IgD
Explanation →
Q. Name the type of mutation involving the addition of one or more bases into a DNA sequence
Ans → insertion
Explanation →
Q. Name the enzyme produced by pathogens that degrades hyaluronic acid between adjacent cells in connective tissue
Ans → hyaluronidase
Explanation →
Q. On a light microscope, the lenses closest to the specimen, typically located at the ends of turrets is called as
Ans → objective lenses
Explanation →
Q. The first stage of acute disease, during which the pathogen begins multiplying in the host and signs and symptoms are not observable
Ans → incubation period
Explanation →
Q. The time it takes for a decaying radioactive substance to be reduced by half.
Ans → half–life
Explanation →
Q. The oxidation of ferrous (Fe2+) iron to ferric (Fe3+) iron in hemoglobin results in the formation of a compound namely
Ans → Methemoglobin
Explanation →
Q. Name the hyperthyroidism caused by an autoimmune disease affecting thyroid function
Ans → Graves disease
Explanation →
Q. Compounds that have the same molecular formula but different structural formulas
Ans → Isomer
Explanation →
Q. The number of mg of KOH required to hydrolyse 1 g fat or oil is known as
Ans → Saponification number
Explanation →
Q. A conformation in which substituents on two attached saturated carbon atoms overlap when viewed as a Newman projection.
Ans → eclipsed
Explanation →
Q. Salivary -amylase becomes inactive in the stomach primarily due to
Ans → Inactivation by low pH
Explanation →
Q. If two monosaccharides differ in configuration around a single carbon atom, they are known as
Ans → Epimers
Explanation →
Q. The disease in which very high amount of tryptophan (nearly 60%) is converted to serotonin is
Ans → Malignant carcinoid syndrome
Explanation →
Q. Name an organelle of the endomembrane system that contains digestive enzymes that break down engulfed material such as foodstuffs, infectious particles, or damaged cellular components
Ans → lysosome
Explanation →
Q. The inorganic element found in the structure of majority of high-energy compounds
Ans → Phosphorus
Explanation →
Q. The regulatory enzyme in the pyrimidine biosynthesis in animals is
Ans → Carbamoyl phosphate synthetase II
Explanation →
Q. A chemical processes in which the proportion of more electronegative substituents is decreased, or the charge is made more negative, or the oxidation number is lowered.
Ans → reduction
Explanation →
Q. A a pair of isomers which are related as mirror images of one another.
Ans → enantiomers
Explanation →
Q. A host in which a parasite goes through some stages of its life cycle before migrating to the definitive host
Ans → intermediate host
Explanation →
Q. The compound that facilitates the release of O2 from oxyhemoglobin
Ans → C1– , H+ , 2, 3-BPG
Explanation →