What are mito - Study guides, Class notes & Summaries

Which of the following statements is true for phospholipids and sphingolipids? - Both have an amphiphatic organization Why is cholesterol able to integrate into a lipid bilayer? - Because it prevents the dense packing of phospholipids Which of the following statement best describes how bacteria in a hot spring control the fluidity of their plasma membrane? - They increase the percentage of lipids with unsaturated hydrocarbon chains in their plasma membrane. Which activity can only be do...

Biochemistry Final Exam UNE CHEM 1005 (Weeks 9-15) Questions & Answers Solved 100% Correct!! Control of Fatty Acid Synthesis vs. Oxidation 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 Process of releasing free fatty acids from triacylglycerols stored in the adipose IN THE FASTED STATE Steps of lipolysis 1) Hormone Sensitive Lipase: activated by...

The cellular uptake of LDL increase intracellular cholesterol levels. This has which of the following impacts on de novo cholesterol synthesis? - correct answer Increases degradation of HMG-CoA reductase Dietary cholesterol is primarily transported in the body by which of the following lipoproteins? - correct answer Chylomicrons. Cholesterol and TG from diet are transported from intestine to liver via chylomicrons. The LDL receptor is also highly regulated in the cell. Which of the foll...

Marine Biology Questions and Answers Already Passed 1. List and discuss 4 practical reasons why it's a good idea to study marine biology. 1.) It can cause problems 2.) Important part of our economy 3.) Used in medicines 4.) Life on earth originated from the sea 2. In economic terms the ocean's living systems are estimated to be worth ____ a year. 21 trillion 3. Evidence of the use of marine organisms as a source of food date back to as early as... 165,000 years 4. The ________ were the firs...

UNE Medical Biochem Final Exam Questions With Solved Answers Scored A+ The cellular uptake of LDL increase intracellular cholesterol levels. This has which of the following impacts on de novo cholesterol synthesis? Increases degradation of HMG-CoA reductase Dietary cholesterol is primarily transported in the body by which of the following lipoproteins? Chylomicrons. Cholesterol and TG from diet are transported from intestine to liver via chylomicrons. The LDL receptor is also highly re...

UNE Medical Biochem Final Exam Questions With Solved Answers Scored A+ The cellular uptake of LDL increase intracellular cholesterol levels. This has which of the following impacts on de novo cholesterol synthesis? Increases degradation of HMG-CoA reductase Dietary cholesterol is primarily transported in the body by which of the following lipoproteins? Chylomicrons. Cholesterol and TG from diet are transported from intestine to liver via chylomicrons. The LDL receptor is also highly re...

UNE Medical Biochem Final Exam Questions With Solved Answers Scored A+ The cellular uptake of LDL increase intracellular cholesterol levels. This has which of the following impacts on de novo cholesterol synthesis? Increases degradation of HMG-CoA reductase Dietary cholesterol is primarily transported in the body by which of the following lipoproteins? Chylomicrons. Cholesterol and TG from diet are transported from intestine to liver via chylomicrons. The LDL receptor is also highly re...

The cellular uptake of LDL increase intracellular cholesterol levels. This has which of the following impacts on de novo cholesterol synthesis? - correct answer Increases degradation of HMG-CoA reductase Dietary cholesterol is primarily transported in the body by which of the following lipoproteins? - correct answer Chylomicrons. Cholesterol and TG from diet are transported from intestine to liver via chylomicrons. The LDL receptor is also highly regulated in the cell. Which of the foll...

% of macronutrients digested and absorbed CHO: Lipids: (kcals/g) Proteins: - ANSWER CHO: 97% (4 kcals/g) Lipids: 95% (9 kcals/g) Proteins: 92% (4 kcals/g) 1st law of thermodynamics - ANSWER energy is neither created or destroyed, but transferred 2nd law of thermodynamics - ANSWER PE to degrade to KE w/ a lower capacity to do work How many kcal of free energy are produced for every ATP degraded to ADP? - ANSWER 7.3 kcals Anaerobic glycolysis occurs where - ANSWER ...

UNE Medical Biochem Final questions and answers well detailed. The cellular uptake of LDL increase intracellular cholesterol levels. This has which of the following impacts on de novo cholesterol synthesis? - correct answers.Increases degradation of HMG-CoA reductase Dietary cholesterol is primarily transported in the body by which of the following lipoproteins? - correct answers.Chylomicrons. Cholesterol and TG from diet are transported from intestine to liver via...