NBCE - Part 1 Boards QUESTION and ANSWERS A+ GRADED 2025/2026 100% VERIFIED

NBCE - Part 1 Boards QUESTION and ANSWERS A+ GRADED 2025/2026 100% VERIFIED sugar alcohol from glucose and converted to fructose - Ans →sorbitol what are the big 4 catabolic pathways - Ans →glycolysis pyruvate oxidation oxidative phosphorylation citric acid cycle what type of bonds make up carbs - Ans →glycosidic describe the type of glycosidic bonds: alpha beta 1-4 1-6 - Ans →alpha - digestible beta - indigestable 1-4 - straight chain 1-6 - branched what is the 5 carbon monosaccharide - Ans →ribose pentose what type of bonds are the following? maltose lactose sucrose cellulose amylose amylopectin glycogen - Ans →maltose - a1-4 lactose - b1-4 sucrose - ab1-2 cellulose - b1-4 amylose - a1-4 amylopectin - a1-4, a1-6 glycogen - a1-4, a1-6 only noncarbohydrate type of dietary fiber - Ans →lignin what digestion happens in the stomach - Ans →none type of bonds of lipids - Ans →ester type of fatty acids with no double bonds - Ans →saturated omega 6 fa - Ans →linoleic acid number of carbons and double bonds of the following arachidonic acid linolenic linoleic EPA - Ans →20:4 18:3 18:2 20:5 what does cholesterol require - Ans →ATP Mg NADPH what are the precursor molecules of cholesterol? what is the allosteric enzyme - Ans →MASH mevalonate Acetyl CoA Squalene HMG CoA HMG CoA reductase which lipoprotein has the highest percentage of cholesterol - Ans →LDL which lipoprotein has the lowest percentage of protein - Ans →VLDL which lipoprotein has the highest percentage of triglycerides - Ans →chylomicron where does beta oxidation occur? what is its function? what does it require? what does it make? - Ans →mitochondria cuts FA chains into 2 carbons at a time to make Acetyl CoA for the Krebs cycle carnitine acetyl CoA FADH2 NADH what are the ketone bodies - Ans →acetoacetate acetone hydroxybutyrate what is the primary substrate for lipogenesis? - Ans →acetyl CoA where does lipogenesis occur? produce? intermediate? require?