Q: What do you mean by dehydogenase. Elaborate on their function in general ?
A: Enzymes are biological molecules that significantly speed up the rate of virtually all of the…
Q: What is the difference between phospholipase A1 and A2?
A: The difference between the phospholipases is based on the site at which they hydrolyse…
Q: List two ways in which glutathione functions in red blood cells.
A: Glutathione is a tripeptide which means it is composed of three amino acids, namely- glycine,…
Q: Given lecithin, sphingomyelin, cephalin, phosphatidylcholine which of the following does not contain…
A: Lecithin is a fatty acid substance present in animal and plant tissues and amphiphilic in nature. It…
Q: The synthesis of phosphatidylcholine from phosphatidylethanolamine requires: a. Tetrahydrofolate b.…
A: The study of chemical reactions that occurs within living organisms is called biochemistry. This…
Q: How many products are obtained by the hydrolysis of phosphatidylinositol by phospholipase C?a) 1b)…
A: The enzymes that can hydrolyze phospholoipids into fatty acids and lipophilic substances are known…
Q: Explain Cofilin
A: Actin is an essential component of microfilaments. It is a multi-functional globular protein that…
Q: Which of the following is the Haworth Projection of Glucose?
A: The cyclic structure in Haworth projection displays the ring as flat. In the associated Haworth…
Q: What do Lipid-soluble messengers include?
A: Answer- Chemical messenger is a molecule that can bind to the receptor protein to evoke a response…
Q: a) Draw an alpha 16 linkage between N-acetylglucosamine (phosphorylated at carbon number 6) and…
A: following image shows the alpha 1 6 glycosidic linkage.
Q: Identify the molecule produce by the phosphorylation of ADP.
A: Energy is used by cells to carry out their essential tasks. Through the breakdown of organic…
Q: List the common structural features of prostaglandins.
A: Prostaglandins are a group of compounds made of lipids found in almost all cells and tissues. They…
Q: Distinguish among the three types of glycosphingolipids,cerebrosides, sulfatides, and gangliosides
A: Introduction: Glycosphingolipids are glycolipids that contain the amino alcohol sphingosine. They…
Q: What is phospholipase A2?
A: The enzymes that split fatty acid in position two of phospholipids, hydrolyzing the bond between…
Q: Draw the molecular structures of the products obtained when…
A: Phospholipases are the enzymes which serves for different functions. Phospholipase A1 enzyme…
Q: Phospholipase A2 causes the release of what fatty acid from membrane phospholipids? What chemical…
A: Phospholipase is an enzyme that breaks down phospholipids into fatty acids and other lipophilic…
Q: Determine the type of inhibition by AMP? Explain
A: Inhibitors are substances which inhibit the enzyme activity by binding to the active site or…
Q: Describe one function of prostaglandins.
A: The prostaglandins are a group of lipid molecules that are produced near the damaged tissues or at…
Q: Define the term eicosanoids? What does it include?
A: Special signaling molecules synthesized from fatty acid molecules made up of 20 carbon atoms…
Q: Describe briefly how cyclic AMP regulates phospholipid production.
A: The G-protein coupled receptor is a seven-transmembrane alpha-helix with an exterior ligand-binding…
Q: Explain why adipocytes need glucose as well as fatty acids in order to synthesize triacylglycerols.
A: Triacylglycerol is the main component of body fat in humans and other animals (as well as vegetable…
Q: Give examples of chemokines.
A: Chemokines are a family of chemoattractant cytokines (small proteins secreted by cells that…
Q: What is a toxic phospholipase?
A: Phospholipases are hydrolytic enzymes that hydrolyze phospholipids into fatty acids and glycerol.
Q: Explain about the Iodine (Protein Bound Iodine) ?
A: Iodine is a mineral that is naturally found in the earth. It is purple-black in color. It is an…
Q: what are Cohesin Complexes ?
A: A sequence of events occurring in a cell, which causes the cell to divide and forms two daughter…
Q: What are endorphins, and what is their connection to dietary fat?
A: Endorphins also trigger a positive feeling in the body, similar to that of morphine.
Q: compare between phenylalanine and tyrosine
A: Phenylalanine and tyrosine are amino acids that contain a benzene ring side chain. Amino acids are…
Q: Define phospholipases.
A: An enzyme is defined as a substance that will play the role of a catalyst in living or biotic…
Q: What is cohesins
A: A cell consists of a cell organelle, proteins, carbohydrates, nucleic acids, receptors, etc. Each…
Q: Define what lectins are and outline their biochemical functions.
A: Carbohydrate binding proteins (CBP) are the proteins that can interact with sugar chains but do not…
Q: Briefly describe how cyclic AMP controls phospholipid synthesis.
A: The G-protein coupled receptor is a seven transmembrane alpha helix, which has an external domian…
Q: Define the basic structure of a steroid and some steroid functions
A: Steroid is a type of lipid. Steroid is present in plant and animal both.
Q: Explain Ca21 as a Second Messenger?
A: Introduction Calcium is a very important ion present intracellularly. It controls various processes…
Q: Explain the comparison of a triacylglycerol, a phosphoacylglycerol, and a sphingomyelin ?
A: Lipids include fats, oil, waxy like substances. They are non-polar and hydrophobic in nature…
Q: Draw the structure of the phosphate group in phosphatidylcholine (or give its stoichiometry).
A: Phosphatidylcholine is one of 2 fatty acids that make up outer layer of membrane covering each of 70…
Q: List some of the functions prostaglandins serve in the body.
A: Prostaglandins are lipids made from eicosanoids. They have hormone-like effects in humans and are…
Q: What do the interactions suggest about the structure of phospholipases?
A: A phospholipase is an enzyme that hydrolyzes phospholipids into fatty acids and other lipophilic…
Q: Give two functions of trypsin?
A: Kuhne is the scientist, who discovered the proteolytic activity of the pancreatic enzyme-trypsin.…
Q: How does the chemical nature of lipid-soluble messengers relate to the general principle of…
A: A hormone is a chemical messenger which is secreted and which enables communication throughout the…
Q: Complete the following chart about PDHK activity by determining if the molecule would be in high or…
A: Pyruvate dehydrogenase kinase (PDHK) is a kinase enzyme that is very important to regulate the…
Q: Which of the following is NOT a steroid molecule?
A: Testosterone is a primary sex hormone and anabolic steroid in males. Estrogen is one of the sex…
Q: Explain why triacylglycerols should be the principal source of stored metabolic energy.
A: The most basic lipids produced by fatty acids are triacylglycerol's, generally known as…
Q: Define triacylglycerol
A: In living organisms, fats and oils are most commonly utilized as energy storage. They are fatty acid…
Q: Define steroids and give two examples and state their functions.
A: Steroids are also called as corticosteroids. These are secreted by three steroid glands- adrenal…
Explain Specificity of phospholipases.
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