In the cell membrane, the hydrophilic part of the phospholipid molecule: Group of answer choices a.faces the exterior of the cell. b.faces the interior of the cell. c. is in the center of the phospholipid bilayer. d. both A and B.

Q: phospholipid that is destined to become part of the plasma membrane is synthesized inside a cell.…

A: There are some important points : Plasma membrane is a dynamic, fluid-structure and forms an…

Q: Using the space below, draw of a cell membrane, including a. Phospholipid bilayer, b. Cholesterol c.…

A: Introduction: The cell membrane, also known as the plasma membrane, is a thin, semi-permeable…

Q: Electrical gradients ( potential; charges) exists on cell membranes because in part when the cell is…

A: Membrane potential is the difference in the electric potential (gradient of ion concentrations)…

Q: Which of the following schematics of cell membranes (i-iv) show the correct orientation of…

A: The cell membrane, also known as the plasma membrane, is found in all cells and serves to separate…

Q: The rate of diffusion through a membrane increases if....(Select ALL that apply.) the phospholipid…

A: Ans. Diffusion, which is fueled by molecule's innate desire to spread out and reach an equilibrium…

Q: Match the definition with the term. a. to shrink or shrivel b. water moving through selectively…

A: In order to understand a particular process or substance, specific terms are used to define them,…

Q: What does asymmetry of the membrane refer to? A. Differences in the arrangements and structures of…

A: Phospholipid bilayer is an asymmetric membrane in which asymmetry is contributed by a number of…

Q: the fluid mosaic model of membrane structure a. the phospholipids exist in a bulayer formation b.…

A: Introduction  The cell membrane, also known as the plasma membrane, is a thin, semi-permeable layer…

Q: Which of the following enables ions such as sodium to cross a plasma membrane? A. phospholipid…

A: Plasma membrane  It is a semipermeable membrane made up of proteins, phospholipids, carbohydrates…

Q: The following describes the arrangement of the phospholipid heads within the cell membrane: Oa. One…

A: Singer and Nicolson  in 1972, described the phospholipid bi-layered structure of a cell i.e., the…

Q: Where in the cell do disulfide bonds form on a protein? A.In the nucleus. B.In the lumen of the…

A: In both eukaryotic and prokaryotic cells, the creation of biosynthetic disulphide bonds is a crucial…

Q: The physical characteristics of a cell influence how it functions. For example, the surface area and…

A: Diffusion is a passive process of the transport of substances.

Q: Cellular organization (e.g. movement of organelles) is facilitated by Cells are capable of resisting…

A: Cell biology is the subdivision of biology which comprise cellular structure and its functionality,…

Q: The cell membrane is an excellent example of an organism's use of large molecules. Which answer is…

A: The last statement saying  'The mixture of proteins and carbohydrate molecules serve in signaling…

Q: Flippases are enzymes which flip proteins from one face of the phospholipid bilayer to the other…

A: Phospholipid bilayer A hydrophilic exterior and a hydrophobic interior make up the two phospholipid…

Q: The tails of the phospholipids of the plasma membrane are composed of O A. phosphate groups;…

A: The hydrophobic, or “water-fearing,” a part of a phospholipid consists of its long, nonionic fatty…

Q: cannot diffuse across a lipid bilayer. a. Water molecules b. Gases c. Ions d. Nonpolar molecules

A: Biological membranes are composed of a lipid bilayer with the embedded protein. Lipid bilayer…

Q: Which of the following most readily move through the cell membrane? Select one: A. cholesterol B.…

A: The cell membrane, also known as the plasma membrane, is found in all cells and serves to separate…

Q: Which of the following best describes the lipid aggregates known as liposomes? A. They contain a…

A: Liposomes are microscopic spheres composed of phospholipids that form a bilayer membrane, similar to…

Q: Which of the following does not apply to lipid asymmetry? a.It arises in the endoplasmic reticulum.…

A: Introduction The difference in lipid composition and/or physical properties between the two lipid…

Q: Which of the following is true about lipid bilayers? A. They are self-forming. B. They are…

A: Lipid bilayers are bimembrane covering or also called as the plasma membrane of the cell. These are…

Q: Which of the following statements regarding the selective permeability of the lipid bilayer is…

A: The plasma or cell membrane contains a bimolecular phospholipid layer with polar heads and non polar…

Q: Except for O, which is large and charged and b. which is large and polar, all of the following…

A: Only polar or hydrophilic molecules interact with polar or hydrophilic molecules. Non-polar or…

Q: Create a table with the following: the organelles, the cytoplasm, their location and their function…

A: This question is all about a cell & its organelles. A cell is basic unit of life . An organelle…

Q: The cell membrane primarily consists of a collection of individual lipid molecules. Of the following…

A: Cell is a structural and functional unit of living organisms. Several cells joined together to form…

Q: The cell membrane regulates the movement of molecules in and out the cell. what other functions does…

A: Cell is the basic membrane-bound unit that contains the fundamental molecules of life. All living…

Q: What is the visible structure at the edge of the type of cell represented by "B"? A. В. cell wall O…

A: Cell It is a membrane bound unit. It constitutes molecules and substances that living beings are…

Q: The membrane in the diagram above is not permeable to the sugar in the solution, however it is…

A: The permeable nature of the membrane is necessary for the regulation of entry and exit of various…

Q: Below are three statements - two of which are truths and one is a lie. Which of the following…

A: An elaborate network of filamentous proteinaceous structures present in the cytoplasm is…

Q: The presence of cholesterol regulates the in animal cells.

A: Dietary cholesterol levels have a strong influence on the quantity of cholesterol produced in the…

Q: What is the best description of the role of NADH in a cell? Select one: a. A waste product b. A…

A: * NADH helps to oxidation metabolic pathways like glycolysis to help with the oxidation of glucose…

Q: A given substance would require active transport across a lipid bilayer into a cell if... (choose…

A: There are various means of transport that are used to carry out transportation in plant and animal…

Q: otein Which of following statements is true? A. Polar molecules cannot simply diffuse across the…

A: Polar molecules are the charged molecules.  There is no charge on the non polar molecules. Cell…

Q: Integral proteins are also known as Select one: a. Intrinsic proteins b. Glycosylated proteins c.…

A:

Q: which of the following statements is correct about the movement of water across a plasma membrane…

A: Introduction :- Ion channels are specialized membrane proteins that create selective pathways for…

Q: Why can't ions like sodium (Na+) or potassium (K+) diffuse directly through the phospholipid…

A: The cell membrane is a quasi-fluid structure, meaning it provides stability to the cell and holds…