Exam 2 bchm - Study guides, Class notes & Summaries

Exam 2 BCHM Exam With Complete Solutions 2024

BCHM 270 EXAM QUESTIONS WITH ALL ANSWERS REVISED AND UPDATED Carbohydrate digestion - Answer-1) Mouth - Alpha-amylase is released by the salivary glands - Breaks apart starch by cleaving alpha(1 to 4) bonds, leaves smaller branched oligosaccharides as it cannot cleave alpha(1 to 6) bonds - We cannot digest cellulose as we do not have enzymes to cleave beta(1 to 4) bonds) - The enzyme is stopped in the stomach due to the acidic environment 2) Small intestines - Alpha-amylase is released...

BCHM 307 EXAM 2 QUESTIONS WITH ALL ANSWERS REVISED AND UPDATED A short nucleic acid sequence, such as is required by DNA polymerase, is called a(n) - Answer-primer A:T base pairs contain ____ hydrogen bonds, and G:C base pairs contain ____ hydrogen bonds. - Answer-2:3 The first of three steps in mRNA modification is addition of a - Answer-5' cap Nucleotides are added to the ______ of the newly synthesized DNA strand - Answer-3' end The polymerase that is primarily responsible for...

BCHM 307 QUIZ 3 EXAM QUESTIONS WITH REVISED ANSWERS ALL UPDATED Glucose and galactose are _____ of each other. - Answer-epimers The transformation of a monosaccharide into its _____ occurs easily and does not require the assistance of a catalyst. - Answer-anomer What is the only monosaccharide that is achiral? - Answer-dihydroxyacetone Which of the following are characteristic of cellulose? - Answer--unbranched polymer -highly extended fibers -beta(1→4) glycosidic bonds -extensiv...

BCHM 307 QUIZ 4 EXAM QUESTIONS WITH CERTIFIED ANSWERS Tertiary - Answer-What level of protein structure is characterized by the 3-dimensional structure of an entire polypeptide including amino acid side chains? loss of water - Answer-The formation of a dipeptide from two amino acids requires _________ Primary - Answer-What level of protein structure is characterized by the amino acid sequence? 2 - Answer-At physiological pH, all amino acids have at least ________ charged groups Gly...

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