Unit 2 Key outcomes
... 3. The lower melting points of oils compared to those of fats is related to the higher degree of unsaturation of oil molecules. The low melting points of oils are a result of the effect that the shapes of the molecules have on close packing, hence on the strength of van der Waals’ forces of attracti ...
... 3. The lower melting points of oils compared to those of fats is related to the higher degree of unsaturation of oil molecules. The low melting points of oils are a result of the effect that the shapes of the molecules have on close packing, hence on the strength of van der Waals’ forces of attracti ...
Biomolecule 20 Questions
... D) they chew their food so thoroughly that cellulose fibers are broken down. ...
... D) they chew their food so thoroughly that cellulose fibers are broken down. ...
Chemistry 160 Homework 1
... 4. Describe Hydrogen bonds. Give an example. 5. What is the velcro effect? 6. Using a diagram, show how sodium chloride dissolves in water. 7. Define amphipathic. Give an example of an amphipathic molecule. 8. Diagram and explain how soaps work. 9. Define chemical equilibrium. 10. Write equilibrium ...
... 4. Describe Hydrogen bonds. Give an example. 5. What is the velcro effect? 6. Using a diagram, show how sodium chloride dissolves in water. 7. Define amphipathic. Give an example of an amphipathic molecule. 8. Diagram and explain how soaps work. 9. Define chemical equilibrium. 10. Write equilibrium ...
Notes Functional Connections Digestion and Human Nutrition Types
... 1. Bile salts and enzymed bind fat droplets – fatty acids. 2. Bile salts bind to fatty acids to form micelles, which create a gradient across cell membranes. 3. Micelles diffuse into cells. Chylomicrons leave epithelial cells by exocytosis and enter internal environment. ...
... 1. Bile salts and enzymed bind fat droplets – fatty acids. 2. Bile salts bind to fatty acids to form micelles, which create a gradient across cell membranes. 3. Micelles diffuse into cells. Chylomicrons leave epithelial cells by exocytosis and enter internal environment. ...
Cell Respiration Basics
... It is named for Hans Krebs who discovered it in 1953. (It is also called the citric acid cycle” because citric acid is formed at the start of the cycle.) ...
... It is named for Hans Krebs who discovered it in 1953. (It is also called the citric acid cycle” because citric acid is formed at the start of the cycle.) ...
Unit_biology_2_Proteins__Enzymes
... Proteins – their functions and uses Candidates should use their skills, knowledge and understanding of how science works: ...
... Proteins – their functions and uses Candidates should use their skills, knowledge and understanding of how science works: ...
MOLECULES OF LIFE
... 1. An organic compound is a compound containing carbon atoms covalently bonded to other carbon atoms and to other elements. Examples: any carbon-containing compound, such as benzene, ethanol, glycerol, glucose, fructose, sucrose, ATP, and ADP. 2. A functional group is a cluster of atoms in a compoun ...
... 1. An organic compound is a compound containing carbon atoms covalently bonded to other carbon atoms and to other elements. Examples: any carbon-containing compound, such as benzene, ethanol, glycerol, glucose, fructose, sucrose, ATP, and ADP. 2. A functional group is a cluster of atoms in a compoun ...
Chem*3560 Lecture 16: Reciprocal regulation of glycolysis and
... different form in muscle. The N-terminal domain has phosphofructokinase 2 (PFK2) activity, while the C-terminal domain has fructose-2,6-bisphosphatase (FBPase 2) activity. The bifunctional enzyme is a substrate of protein kinase A, and therefore responds to the phosphorylation cascade (Lehninger p.4 ...
... different form in muscle. The N-terminal domain has phosphofructokinase 2 (PFK2) activity, while the C-terminal domain has fructose-2,6-bisphosphatase (FBPase 2) activity. The bifunctional enzyme is a substrate of protein kinase A, and therefore responds to the phosphorylation cascade (Lehninger p.4 ...
Ch. 3 Homework Worksheets
... but these monomers are 14____________________________ in a different orientation. The human digestive tract is not capable of 15____________________________ cellulose, so it passes through the digestive tract unchang ...
... but these monomers are 14____________________________ in a different orientation. The human digestive tract is not capable of 15____________________________ cellulose, so it passes through the digestive tract unchang ...
Organic Molecules Worksheet: Review
... (outside) of the DNA ladder are made from alternating sugars, called deoxyribose, and phosphates (sugar-phosphate-sugar-phosphate…). The rungs (inside) of the ladder are made of four different kinds of nitrogen containing bases, with one base hanging off of the sugar portion of each rail. The four n ...
... (outside) of the DNA ladder are made from alternating sugars, called deoxyribose, and phosphates (sugar-phosphate-sugar-phosphate…). The rungs (inside) of the ladder are made of four different kinds of nitrogen containing bases, with one base hanging off of the sugar portion of each rail. The four n ...
copyrighted material
... levels return to normal, insulin secretion stops. Later, perhaps after heavy exercise, blood glucose levels may drop because muscle cells absorb glucose from the blood and use it as a source of energy for muscle contraction. In response to falling blood glucose levels, another group of specialized p ...
... levels return to normal, insulin secretion stops. Later, perhaps after heavy exercise, blood glucose levels may drop because muscle cells absorb glucose from the blood and use it as a source of energy for muscle contraction. In response to falling blood glucose levels, another group of specialized p ...
Respiration.review.guide.2012.2013w.answers
... Krebs by joining with a 4 carbon compound already within the cycle. The four carbon compound and acetyl-CoA create citric acid. 8. The waste product from the Krebs cycle that we exhale is __CO2____. ...
... Krebs by joining with a 4 carbon compound already within the cycle. The four carbon compound and acetyl-CoA create citric acid. 8. The waste product from the Krebs cycle that we exhale is __CO2____. ...
Strategies of Life
... and what a cell is doing (e.g., how a firing nerve cell is different from one at rest) depends on the chemical reactions taking place within it. These reactions are controlled by enzymes. Without enzymes to catalyze the reactions, they would not take place to an appreciable extent. Certain neurons e ...
... and what a cell is doing (e.g., how a firing nerve cell is different from one at rest) depends on the chemical reactions taking place within it. These reactions are controlled by enzymes. Without enzymes to catalyze the reactions, they would not take place to an appreciable extent. Certain neurons e ...
Digestive_System_and_Body_Metabolism__Ch
... as it produces hormones to help regulate itself. The pancreas is part of the digestive and endocrine systems as it produces the main digestive enzymes and secretes the main glucose regulatory hormones insulin and glucagon. The liver is part of the digestive system, the endocrine system, the defense ...
... as it produces hormones to help regulate itself. The pancreas is part of the digestive and endocrine systems as it produces the main digestive enzymes and secretes the main glucose regulatory hormones insulin and glucagon. The liver is part of the digestive system, the endocrine system, the defense ...
What Do Enzymes Do
... example, if supplies of glucose start to wane, as might happen in the case of starvation, cells will synthesize glucose from other materials or start sending fatty acids into the citric acid cycle to generate ATP. Conversely, in times of plenty, excess glucose is converted into storage forms, such a ...
... example, if supplies of glucose start to wane, as might happen in the case of starvation, cells will synthesize glucose from other materials or start sending fatty acids into the citric acid cycle to generate ATP. Conversely, in times of plenty, excess glucose is converted into storage forms, such a ...
Document
... inactivation or activation of the enzymes. All the damage cells will be replaced so that to keep same conc. of the cell constitutes const. *This turnover varies from one organ to another , e.g. in the liver & intestine is more rapid than the other tissues, because: many exogenous compound come to th ...
... inactivation or activation of the enzymes. All the damage cells will be replaced so that to keep same conc. of the cell constitutes const. *This turnover varies from one organ to another , e.g. in the liver & intestine is more rapid than the other tissues, because: many exogenous compound come to th ...
Document
... 2.3 Carbon-Based Molecules Saturated vs. Unsaturated fats • Saturated fats are those fats that have a hydrogen bonded to a carbon everywhere a hydrogen will fit. In other words there are no double bonds. • An unsaturated fat is one that has at least one double bond between the carbons. (Made artifi ...
... 2.3 Carbon-Based Molecules Saturated vs. Unsaturated fats • Saturated fats are those fats that have a hydrogen bonded to a carbon everywhere a hydrogen will fit. In other words there are no double bonds. • An unsaturated fat is one that has at least one double bond between the carbons. (Made artifi ...
glycocholic acid
... liver: 50%; intestine 15%; other tissues: 35%. • All C-atoms of cholesterol come from acetyl CoA; reducing equivalents come from NADPH • Energy to drive synthesis comes from ATP hydrolysis • Key enzyme (rate limiting enzyme) in cholesterol synthesis is HMG CoA reductase ...
... liver: 50%; intestine 15%; other tissues: 35%. • All C-atoms of cholesterol come from acetyl CoA; reducing equivalents come from NADPH • Energy to drive synthesis comes from ATP hydrolysis • Key enzyme (rate limiting enzyme) in cholesterol synthesis is HMG CoA reductase ...
Fatty acid metabolism in adipose tissue, muscle and liver in health
... to make new triacylglycerol within the adipocyte. Regulation of the enzymes of triacylglycerol synthesis is still not understood in detail although the pathway as a whole is certainly stimulated by insulin [6]. In addition, insulin may stimulate glucose uptake and glycolysis, which supplies the glyc ...
... to make new triacylglycerol within the adipocyte. Regulation of the enzymes of triacylglycerol synthesis is still not understood in detail although the pathway as a whole is certainly stimulated by insulin [6]. In addition, insulin may stimulate glucose uptake and glycolysis, which supplies the glyc ...
Introduction to Physiology: The Cell and General Physiology
... • ionized AA’s circulate in the plasma, ~ 35-65 mg/dl – control is not known, but even after a meal, plasma levels return to normal very rapidly – also, when plasma [AA] decreases, cell protein catabolism compensates ...
... • ionized AA’s circulate in the plasma, ~ 35-65 mg/dl – control is not known, but even after a meal, plasma levels return to normal very rapidly – also, when plasma [AA] decreases, cell protein catabolism compensates ...
Lecture 08 Notes
... 2. Named after Hans Krebs, 1930 worked out process 3. Occurs in the mitochondrial matrix 4. Five chemical steps – disassembles one two-‐carbon acetyl CoA into two CO2 molecules, while reducing one FAD molec ...
... 2. Named after Hans Krebs, 1930 worked out process 3. Occurs in the mitochondrial matrix 4. Five chemical steps – disassembles one two-‐carbon acetyl CoA into two CO2 molecules, while reducing one FAD molec ...