Chapter 5 - csmithbio
... Steroids • Steroids are lipids characterized by a carbon skeleton consisting of four fused rings • Cholesterol, an important steroid, is a component in animal cell membranes • Although cholesterol is essential in animals, high levels in the blood may contribute to cardiovascular disease ...
... Steroids • Steroids are lipids characterized by a carbon skeleton consisting of four fused rings • Cholesterol, an important steroid, is a component in animal cell membranes • Although cholesterol is essential in animals, high levels in the blood may contribute to cardiovascular disease ...
Cell Respiration
... A” (CoA) to form a compound called Acetyl-CoA. We must release CO2 to do this and release some hydrogen so allow different NAD+ to pick them up as NADH. • This binding to co-enzyme A (CoA) accomplishes 2 important things, 1-it increases the permeability into the mitochondrion and 2- slows degradatio ...
... A” (CoA) to form a compound called Acetyl-CoA. We must release CO2 to do this and release some hydrogen so allow different NAD+ to pick them up as NADH. • This binding to co-enzyme A (CoA) accomplishes 2 important things, 1-it increases the permeability into the mitochondrion and 2- slows degradatio ...
Study Questions for Chapter 1 – The Cell
... maximal rate (Vmax) and cannot operate any faster. The substrate concentration that results in the enzyme functioning at ½ its the maximal rate is called the Km. Km can be considered an index of the affinity an enzyme has for its substrate – a high Km indicates low affinity (i.e., it takes a lot o ...
... maximal rate (Vmax) and cannot operate any faster. The substrate concentration that results in the enzyme functioning at ½ its the maximal rate is called the Km. Km can be considered an index of the affinity an enzyme has for its substrate – a high Km indicates low affinity (i.e., it takes a lot o ...
PS 3 Answers
... shaft. Each of the 3 b subunits is in a different stage of the catalytic cycle at any time, allowing ATP to be released by stage 3. 1. a loose conformation in which the active site can loosely bind ADP + Pi 2. a tight conformation in which substrates are tightly bound and ATP is formed 3. an open co ...
... shaft. Each of the 3 b subunits is in a different stage of the catalytic cycle at any time, allowing ATP to be released by stage 3. 1. a loose conformation in which the active site can loosely bind ADP + Pi 2. a tight conformation in which substrates are tightly bound and ATP is formed 3. an open co ...
Lactic Acid System - PhysicalEducationatMSC
... When insufficient oxygen is available to breakdown the pyruvate then lactate is produced Lactate enters the surrounding muscle cells, tissue and blood The muscle cells and tissues receiving the lactate either breakdown the lactate to fuel (ATP) for immediate use or use it in the creation of glycogen ...
... When insufficient oxygen is available to breakdown the pyruvate then lactate is produced Lactate enters the surrounding muscle cells, tissue and blood The muscle cells and tissues receiving the lactate either breakdown the lactate to fuel (ATP) for immediate use or use it in the creation of glycogen ...
Reading about Digestion
... enzymes cannot break down fibre, which is why it cannot be absorbed by the body. These are the processes that happen in the digestive system: ingestion (eating) → digestion (breaking down) → absorption → egestion We've already looked at how foods are broken down by enzymes in digestion. Now we will ...
... enzymes cannot break down fibre, which is why it cannot be absorbed by the body. These are the processes that happen in the digestive system: ingestion (eating) → digestion (breaking down) → absorption → egestion We've already looked at how foods are broken down by enzymes in digestion. Now we will ...
PIG Excretion - Mrs Miller's Blog | Science Revision
... Why would happen if someone ate loads of protein in their diet? (4) ...
... Why would happen if someone ate loads of protein in their diet? (4) ...
Document
... - The function of macromolecules is directly related to their chemical structure. - Living things use carbohydrates as their main source of energy. Plants, some animals, and other organisms also use carbohydrates for structural purposes. - Lipids can be used to store energy. Some lipids are importan ...
... - The function of macromolecules is directly related to their chemical structure. - Living things use carbohydrates as their main source of energy. Plants, some animals, and other organisms also use carbohydrates for structural purposes. - Lipids can be used to store energy. Some lipids are importan ...
The Chemistry of Life
... • All compounds are built from small building blocks called monomers • Bonded monomers build polymers ...
... • All compounds are built from small building blocks called monomers • Bonded monomers build polymers ...
Protein mteabolism
... Creatine is present in blood in the free form, while in muscles it is gained phosphate group from ATP by creatine kinase (CK) to give creatine phosphate (creatine ~ p) or called phospho creatine (PCr.) and ATP is converted into ADP. creatine ~ p is the main storage form of energy in muscles and use ...
... Creatine is present in blood in the free form, while in muscles it is gained phosphate group from ATP by creatine kinase (CK) to give creatine phosphate (creatine ~ p) or called phospho creatine (PCr.) and ATP is converted into ADP. creatine ~ p is the main storage form of energy in muscles and use ...
Cellular Respiration Chapter 9
... The electrons are passed down a chain of proteins until they reach the final electron ...
... The electrons are passed down a chain of proteins until they reach the final electron ...
1 - u.arizona.edu
... - H4 isozyme associated with heart and aerobic skeletal muscles; high substrate affinity ( low Km) for lactate compared to the M4 isozyme - M4 isozymes is specific to those skeletal muscles functioning anaerobically - pyruvate is a substrate for H4 isozyme, but it also inhibits the reaction catalyze ...
... - H4 isozyme associated with heart and aerobic skeletal muscles; high substrate affinity ( low Km) for lactate compared to the M4 isozyme - M4 isozymes is specific to those skeletal muscles functioning anaerobically - pyruvate is a substrate for H4 isozyme, but it also inhibits the reaction catalyze ...
Khan Academy 15min cell respiration
... carry hydrogen atoms while others only carry electrons -The first molecule in the chain lies on the inner surface of the mitochondrial membrane. It can accept two hydrogen atoms from NADH + H+ and transports them through the membrane to the outer surface. ...
... carry hydrogen atoms while others only carry electrons -The first molecule in the chain lies on the inner surface of the mitochondrial membrane. It can accept two hydrogen atoms from NADH + H+ and transports them through the membrane to the outer surface. ...
Lipid Biosynthesis Inhibitors - Plant and Soil Sciences eLibrary
... in excised potato discs. At concentrationsin the range of 10 FM, these herbicides severely reduced the proportion of [14C]acetate incorporated into VLCFA (20:0, 22:0, 24:0) while having little or no effect on the incorporation of radiolabel into palmitic and stearic acid. The evidence is ratherclear ...
... in excised potato discs. At concentrationsin the range of 10 FM, these herbicides severely reduced the proportion of [14C]acetate incorporated into VLCFA (20:0, 22:0, 24:0) while having little or no effect on the incorporation of radiolabel into palmitic and stearic acid. The evidence is ratherclear ...
PG1005 Lecture 11 Glycolysis
... generation of ATP. • Detail how dietary carbohydrate is digested and the general mechanisms of glucose uptake in the gut and beyond. • List and explain the sequence of enzymatic reactions occurring at each step of glycolysis. (substrates, enzymes, products, reaction types) • Demonstrate an unders ...
... generation of ATP. • Detail how dietary carbohydrate is digested and the general mechanisms of glucose uptake in the gut and beyond. • List and explain the sequence of enzymatic reactions occurring at each step of glycolysis. (substrates, enzymes, products, reaction types) • Demonstrate an unders ...
I. DEFINITIONS THE DEGLUTITION PROCESS 2) Peristalsis
... with the gastric juice forming a thin fluid called the chyme. The muscular wall of the stomach is stronger in the pyloric region, and the peristalsis waves here force several milliliters of chyme into the duodenum through the pyloric sphincter. The later opens to permit the passage of chyme into the ...
... with the gastric juice forming a thin fluid called the chyme. The muscular wall of the stomach is stronger in the pyloric region, and the peristalsis waves here force several milliliters of chyme into the duodenum through the pyloric sphincter. The later opens to permit the passage of chyme into the ...
Shunt Pathway Significance of pentose phosphate pathway
... ● In the oxidative irreversible reactions , one carbon of glucose-6-p is released as CO2 , two NADPH are generated and the remaining carbons form ribulose-5-P ( a pentose phosphate , 5 C ) . The enzyme glucose-6-P dehydrogenase( GPD ) is the rate-limiting enzyme . ...
... ● In the oxidative irreversible reactions , one carbon of glucose-6-p is released as CO2 , two NADPH are generated and the remaining carbons form ribulose-5-P ( a pentose phosphate , 5 C ) . The enzyme glucose-6-P dehydrogenase( GPD ) is the rate-limiting enzyme . ...
CHEM202_Quiz-Major _2011-2012
... 14- Which statement about the reactions of amino acids is false? (a) Acylation is common at the amino group (b) Esterification is common at the acid group (c) Reaction with ninhydrin, at the amino group, produces a colored dye (d) They undergo free radical mechanism. 15- Which statement about the sy ...
... 14- Which statement about the reactions of amino acids is false? (a) Acylation is common at the amino group (b) Esterification is common at the acid group (c) Reaction with ninhydrin, at the amino group, produces a colored dye (d) They undergo free radical mechanism. 15- Which statement about the sy ...
CHAPTER 3: CELL STRUCTURE AND FUNCTION
... The electron transport chain is located in the cristae of the mitochondria. It is a series of carriers that pass electrons from one to the other, resulting in energy that is stored as a hydrogen ion gradient. Organization of Cristae The electron transport chain is located within the cristae of the m ...
... The electron transport chain is located in the cristae of the mitochondria. It is a series of carriers that pass electrons from one to the other, resulting in energy that is stored as a hydrogen ion gradient. Organization of Cristae The electron transport chain is located within the cristae of the m ...
Citric Acid Cycle
... • Process in which cells consume O2 and produce CO2 • Provides more energy (ATP) from glucose than Glycolysis • Also captures energy stored in lipids and amino acids • Evolutionary origin: developed about 2.5 billion years ago • Used by animals, plants, and many microorganisms • Occurs in three majo ...
... • Process in which cells consume O2 and produce CO2 • Provides more energy (ATP) from glucose than Glycolysis • Also captures energy stored in lipids and amino acids • Evolutionary origin: developed about 2.5 billion years ago • Used by animals, plants, and many microorganisms • Occurs in three majo ...