Biochemistry 1430 Bundled Exams With Questions And complete solutions

Control of Fatty Acid Synthesis vs. Oxidation - Correct Answer When Insulin is HIGH --> fatty acid synthesis occurs When Glucagon is HIGH --> lipolysis, fatty acid B-oxidation, ketogenesis occur **These never happen at the same time! Lipolysis - Correct Answer Process of releasing free ...

Carbohydrate - Correct Answer Polyhydroxy aldehyde, ketone, or a compound that produces such substances upon hydrolysis Chiral Centre - Correct Answer -C atom attached to 4 different groups (tetrahedral geometry) -A molecule with a chiral centre is said to be "chiral Enantiomers - Correc...

Which of the following amino acids would most likely be soluble in a non polar solvent such as benzene? A) Valine B) Histidine C) Glutamine D) Glycine E) All of the above - Correct Answer Valine What would the overall charge of the following peptide sequence at pH 1 be (Aps-Gly-Arg-His)? A...

Which of the following amino acids is glucogenic? - Correct Answer A) asparagine B) methionine C) valine D) lysine Correct Response E) A, B, and C In the urea cycle, free NH4+ is coupled with carboxyphosphate to form: - Correct Answer carbamic acid. In the urea cycle, the ca...

metabolic processes - Correct Answer metabolic processestranscriptional regulation of the amount of enzyme, allosteric control of enzyme activity, accessibility of substrates by compartmentalization is the regulation of what? Pantothenate kinase associated degeneration - Correct Answer This p...

Snake venom's poison is actually: a) A collection of digestive enzymes b) Repertory toxins c) Paralysis toxins and red blood cell poisons d) All of the above e) None of the above - Correct Answer a) A collection of digestive enzymes. Pepsin requires ____________ to become active. a) Low ...

b - Correct Answer Which of the following is TRUE if a holoenzyme but not an apoenzyme? A) is catalytically inactive B) contains a cofactor C) contains a denatured active site D) contains more than one active site d - Correct Answer Which of the following statements is TRUE of carbonic a...

What is a monosaccharide? - Correct Answer The most basic units of carbohydrates. Made of 1 aldehyde and 1 ketone. They are the simplest form of sugar and are usually colorless, water-soluble, crystalline solids. Some monosaccharides have a sweet taste. Examples of monosaccharides include glucose (...

enzyme concentration - Correct Answer the more enzyme present, the faster substrate reacts pH - Correct Answer enzymes have optimum pHs above and below which the rate decreases Pepsin is - Correct Answer a proteolytic enzyme found in the Stomach Chymotrypsin is a - Correct Answer pr...

Glucose - Correct Answer _____ is the principle carbohydrate in living systems. Mitochondria - Correct Answer Fatty acid synthesis primarily takes place in the cellular location _____. Pyruvate - Correct Answer The product of aerobic glycolysis is _____. Mitochondria - Correct Answer __...

ketone bodies - Answer p473 ketone bodies: contains acetoacetate, 3-hydroxybutyrate (beta hydroxybutyrate), acetone. Acetoacetate and 3-hydroxybutyrate are fuels. beta oxidation of fatty acids - Answer p469 name origin: oxidation of 3rd carbon from the carboxylic end ATP from beta oxidation -...

Typical Van der Waals energies are about: - Correct Answer 2-4 kJ/mol A possible drug to treat COVID-19 has been discovered and is known to be a weak acid. At the pH of blood (7.4) the concentrations of acid and conjugate base are 0.075 and 0.025 respectively. What is its pKa? - Correct Answer ...

The starting materials necessary to synthesize sphingosine are: - Correct Answer palmitoyl CoA and serine Which of the following is(are) major component(s) of low-density lipoproteins? - Correct Answer A) phospholipid B) apoprotein B-100 C) cholesteryl ester D) All of the above <<<&...

What is biochemistry? - Correct Answer Looks at the molecular level of living organisms What is the fundamental unit of life? - Correct Answer Cells What do cells use to create larger structures and systems? - Correct Answer Carbon-based compunds What do organisms do to exist in a dynami...