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The bonds forming the backbone of protein structure
Biochemistry Pharmacist Competitive Exams
Q. The bonds forming the backbone of protein structure
Ans → Peptide bonds
Explanation →
This question is taken from the test/quiz post: Biochemistry Important One Liners Questions On Proteins and amino acids - attemp/practice
More oneliners in - Biochemistry Important One Liners Questions On Proteins and amino acids
Q. The amino acid that is completely destroyed by acid hydrolysis of protein
Ans → Tryptophan
Explanation →
Q. The phenomenon of disorganization of native protein structure is known as
Ans → Denaturation
Explanation →
Q. The bonds in protein structure that are not broken on denaturation.
Ans → Peptide bonds
Explanation →
Q. Sequenator is an automatic machine to determine amino acid sequence in a polypeptide chain. The reagent used in sequenator is
Ans → Edman’s reagent
Explanation →
More one-liners in - Biochemistry
Q. A a term applied to an atom or molecule having one or more free valencies.
Ans → radical
Explanation →
Q. The energy levels of electrons in an atom which may be described in terms of the four quantum numbers.
Ans → atomic orbital
Explanation →
Q. The phospholipid that produces second messengers in hormonal action
Ans → Phosphatidylinositol
Explanation →
Q. Process by which food is rendered free from pathogenic, toxigenic, and spoilage organisms.
Ans → appertization
Explanation →
Q. Which bond is formed between the negatively charged phosphate groups that holds a lot of potential energy
Ans → high-energy phosphate bond
Explanation →
Q. Biological molecules, such as DNA and RNA, composed of a nitrogen base, a pentose sugar, and a phosphate group.
Ans → Nucleic Acids
Explanation →
Q. In recent years, a non-protein compound has been identified to bring about catalysis in biological system. The name of the compound is
Ans → RNA
Explanation →
Q. The name of the protein that has been identified to serve as a primer for glycogen synthesis is
Ans → Glycogenin
Explanation →
Q. The component of electron transport chain which can directly react with molecular oxygen
Ans → Cytochrome oxidase (cyt a + a3)
Explanation →
Q. The amount of a specific radioactive material it takes to create a chain reaction.
Ans → critical mass
Explanation →
Q. Technique in which antibody or antigen can be concentrated by passing fluids through porous membranes, and target molecules are captured as they pass
Ans → immunofiltration
Explanation →
Q. The compound that facilitates the release of O2 from oxyhemoglobin
Ans → C1– , H+ , 2, 3-BPG
Explanation →
Q. A type of endocytosis in which extracellular ligands are targeted to specific cells through their binding to specific cell surface receptors
Ans → receptor-mediated endocytosis
Explanation →
Q. Condition of being aseptic, or statistically free from living microorganisms and their spores.
Ans → sterility
Explanation →
Q. A rare form of transmissible spongiform encephalopathy endemic to Papua New Guinea
Ans → kuru
Explanation →
Q. The very first enzyme elevated in serum in myocardial infarction
Ans → Creatine phosphokinase (CPK)
Explanation →
Q. Process that occurs when the vapor pressure of the saturated aqueous solution of a substance is less than the vapor pressure of water in the ambient air.
Ans → deliquescence
Explanation →
Q. Name a microorganism that has an optimum growth temperature close to the temperature of boiling water
Ans → hyperthermophile
Explanation →
Q. Name the cells that can assists in the organization of neurons, provides a scaffold for some aspects of neuron function, and aids in recovery from neural injury
Ans → glial cell
Explanation →
Q. Name the bean-shaped organs situated throughout the body that contain areas called germinal centers, which are rich in B and T lymphocytes
Ans → lymph nodes
Explanation →
Q. The base pair G-C is more stable and stronger than A-T due to
Ans → 3 Hydrogen bonds
Explanation →
Q. The disease characterized by impairment in the absorption of neutral amino acids
Ans → Hartnup’s disease
Explanation →
Q. Enzymes lose the catalytic activity at temperature above 70C due to
Ans → Denaturation
Explanation →
Q. Reversible formation of association colloids from surfactants in nonpolar solvents leads to aggregates termed inverted (or inverse, reverse, or reversed) micelles.
Ans → inverted micelle
Explanation →
Q. The ‘parent’ nucleotide synthesized in the biosynthesis of purines is
Ans → Inosine monophosphate
Explanation →