BR BIOCHEM

BIOCHEM UNIT 3: BRS EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED What will be the genotype of a person with Barrbodies? 48 XXXX From who can a person Inherit LHON? When it comes from the mother LHON is a mitochondrial diseases, and only mothers pass their mitochondrial DNA to their offsprings damage to the DNA caused by UV light (pyrimidine dimers) can be repaired by Nucleotide excision repair pathway Why will a male with a X-linked recessive disorder pass it down to his...

BIOCHEM ICS ?’S + BRS FALL24 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED B. X-C-H Which of the following hydrogens CANNOT participate in hydrogen bonding? - A. X-F-H - B. X-C-H - C. X-N-H - D. X-O-H B. Water forms more hydrogen bonds. Why does water have higher surface tension than ethanol? - A. Ethanol does not form hydrogen bonds. - B. Water forms more hydrogen bonds. - C. Both have equal surface tension. - D. None of them has a significant surface tension. A. ...

BRS 5TH EDITION - BIOCHEM SHELF EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED Deficiences of glycolytic enzyme have profound effect on ____ function. RBC. RBCs lack mitochondria are completely reliant on glycolysis as a source of energy. Hereditary deficiency of GLUT-1, and insulin dependent transporter, results in decreased glucose in the _____ _____. Patients manifest w/ intractable seizures in infancy and developmental delay. cerebrospinal fluid Absence of A isoform of al...

BR: BIOCHEM 4.0 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED gluconeogenesis occurs where liver role of malate in gluconeogenesis cross mitochondrial membrane to cytosol converts back to oxaloacetate oxaloacetate converted to PEP by PEP carboxykinase hormones involved in glucoenogenesis stimulated by glucagon and cortisol inhibited by insulin what are the primary precursors for gluconeogenesis glycerol, lactate, amino acids transamination of alanine pyruvate transami...

BR: BIOCHEM 3.0 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS what are the nucleic acids DNA and RNA DNA and RNA are composed of phosphate, pentose sugar (ribose and deoxyribose) and nitrogenous base the formation of deoxyribose from ribose is what type of reaction reduction because you gain an H what are the nitorgenous bases purines and pyrimidines purines adenine and guanine pure as gold pyrimidines cytosine and thymine uracil (RNA only) we break down purines to get what ...

BR: BIOCHEM 2.0 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED B9 deficiency affects B12 and vice versa B9 gives methyl group to B12 B12 gives methyl group to homocysteine B12 deficiency causes what anemia (bc of intrinsic factor) pernicious what happens if your are deficient in B vitamins during remethylation cycle you will be deficient in methionine where is vitamin D stored melanin Vitamin D synthesis 7-dehydrocholesterol >(UV light)> Cholecalciferol >(li...

BR: BIOCHEM 1.0 EXAM QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS VERIFIED all amino acids exist in what form L form except glycine why doesnt glycine exist in the L form because it doesnt contain a chiral carbon what is a chiral carbon a carbon atom with 4 different groups attached all amino acids are amphoteric - can act as an acid or base what determines the function of an amino acid the R group and side chain essential amino acids PVT TIM HALL phenylalanine valine tryptopha...