Why do cell membranes contain cholesterol?

Q: What do you mean by ergosterol?

A: Ergosterol:              A sterol that resides on the cell membranes of fungi and acts to maintain…

Q: What do prostaglandins and leukotrienes have to do with lipids?

A: Prostaglandins and leukotrienes are the potent forms of eicosanoids lipid. These are the types of…

Q: Refer to the structure of cholesterol: a) Is the molecule amphipathic? b) Use the structure to…

A: Cholesterol has played an important role in every cell in our body, especially abundant on the cell…

Q: Which structure contains the lowest concentration of glucose?

A: Glucose is a simple sugar, which is an important energy source in living organisms and is a…

Q: Why can glycerophospholipids form membranes, while triacylglycerols cannot?

A: Glycerophospholipids are fatty acid diglycerides with a phosphatidyl ester attached to the terminal…

Q: Why do lipids contain more energy than carbohydrates?

A: Biological macromolecules are classified into three types: Carbohydrates The nucleic acids Proteins…

Q: How do unsaturated fatty acids in phospholipids affect the cell membrane?

A: Lipids are considered as one of the essential biomolecules, which are required by the body. These…

Q: How many asymmetric centers does cholesterol have?

A: Cholesterol is a naturally occurring chemical substance. All animal cells produce cholesterol, which…

Q: Lipids are composed of one or more long chains of amino acids. True or false?

A: The objective of the question is to determine whether the statement 'Lipids are composed of one or…

Q: Which of the following fatty acids is most likely to be a liquid at room temperature? A) B) D) E) OA…

A:

Q: Name two glycerophospholipids found in eukaryotic cell membranes and two sphingolipids. What…

A: Phospholipids are amphipathic molecules composed of fatty acids, phosphate, alcohol group (not…

Q: Lipids like nucleic acids and proteins are made of strings of similar subunits. True or false.…

A: The four classes of biological macromolecules are lipids proteins, nucleic acids and carbohydrates.…

Q: Why some lipids do appear liquid at room temperature and some are semi-solids or solids

A: A large biomolecule found in the human body that does not solubilize in polar solvents like water…

Q: What prevents lipids from mixing with water

A: Long chains of hydrocarbons are used to make lipids. The long series of carbon to carbon bonds with…

Q: Which of the following are phospholipids: (a) triacylglycerols; (b) leukotrienes; (c)…

A: Lipids are a chemically diverse group of organic compounds which are insoluble in water, but…

Q: What is HDL Cholesterol

A: HDL means the high-density lipoprotein also called the good cholesterol

Q: What is a major function of cholesterol in your body?

A: Cholesterol is a waxy, fat-like substance that's found in all the cells in your body. Your body…

Q: Which of the following is true of the molecule pictured below? A) It will spontaneously form into…

A: Triglycerides are the molecules composed of long chains of three fatty acids attached to a Glycerol…

Q: In which solvent are lipids most soluble?

A: Lipids are the molecules that help to store fatty acids in the adipose tissue. Lipids are also the…

Q: What is nucleus acid?

A: Nucleic acid is a significant class of macromolecules found in all cells and infections ( virus).…

Q: the best for a phospholipid? a) a polar lipid molecule that fully interacts with water. b)A polar…

A: Phospholipids are the main constituents of all cell membranes, which forms the lipid bilayers .…

Q: Is it better for a fatty acid to be less stiff or more stiff? How does the function change based on…

A: Fatty acids are the units of fat in our body, and it consists of an aliphatic hydrocarbon chain with…

Q: What are the so-called“good” and “bad” cholesterol?

A: Cholesterol is a kind of lipid molecule that is synthesized in almost all animals and acts as a…

Q: In what chemical form does cholesterol usually exist in the bloodstream?

A: Cholesterol is considered a lipid component that is found in all cells of the human body. It plays a…

Q: What are the three types of lipids found in membranes? What do they all have in common?

A: Definition of lipids-  Lipids are essentially water-insoluble biomolecules that are profoundly…

Q: What effects do unsaturated fatty acids in phospholipids have on the cell membrane?

A: A biological membrane is a lipid bilayer. The type of lipid seen in biological membranes is…

Q: What are the two fates of cholesterol following its synthesis?

A: The body requires a definite amount of nutrients for proper growth and development. Nutrition…

Q: Which compound is NOT a membrane lipid? a). Sphingolipid b). Glycerophospholipid c).…

A: A plasma membrane is composed of a lipid bilayer that allows the diffusion of non-polar molecules…

Q: Which of the following is not one of the states of lipids?a) Para crystalline stateb) Liquid ordered…

A: Lipids are made of fatty acids (fats and oils) and glycerol that serves as the main reservoirs of…

Q: How Is Cholesterol Synthesized?

A: Introduction: Cholesterol is a naturally occurring organic molecule. It is a type of lipid and…

Q: What are the three stages required for the synthesis of cholesterol?

A: Cholesterol is a lipid molecule that is steroidal in nature. Cholesterol is an essential structural…

Q: Which noncovalent interactions (discussed in Section 8.2) are responsible for the cohesion of lipid…

A: Lipids are organic molecules made of hydrogen, carbon, and oxygen that serve as the structural and…

Q: Why is it better, when running a marathon,to drink a beverage with sugar for energy rather than one…

A: Ans: The explanation regarding the drink which marathon runner uses has been explained in the…

Q: Why is cholesterol an important steroid?

A: A waxy, fat-like material that's establish in all the cells in  body  is Cholesterol .

Q: Which lipid or class of lipids, the structure and fuction has the most important structural role?

A: Lipids are a class of molecules that are of amphipathic nature which means they contain a…

Q: Lipids are a class of macromolecules that can be found in which of the following places? a) lipids…

A: Lipid : Has subgroup fat(triglycerides) These are macromolecules - solublity in non-polar solvents.

Q: Why are glycerophospholipids, rather than triacylglycerols, found in cell membranes?

A: Cell membranes is the outer protective layer of the cell which is made up of lipid bilayer. This…