Draw the different spontaneously formed lipid structures: a. Monolayers and bilayers b. Micelles C. Unilamellar vesicle d. Multilamellar vesicles
Q: Which structure is usually found in the cell membrane? O Clathrate O Monolayer O Bilayer O Micelle
A: Cell membrane is also called as the plasma membrane.
Q: Define the following terms:a. lipid bilayerb. polar head groupc. hydrocarbon taild. integral…
A: Biological membranes are impermeable to the polar component and permeable to nonpolar components.…
Q: Draw a portion of a lipid bilayer membrane, labeling thepolar and nonpolar parts of the membrane.
A: The phospholipids are the major components of the cell membrane. It exists as a bilayer and is…
Q: What two molecules make up cell membranes?
A: Cell membrane is the outermost part of the cell and is a major limiting agent which controls the…
Q: Which of the following is NOT a component of the cell plasma membrane? A. cholesterol B. proteins C.…
A: The plasma membrane, also known as the cell membrane, is the membrane that divides the cell's inside…
Q: Describe the structure of the cell membrane. How do molecules and ions cross the cell membrane?
A: The cell membrane or plasma membrane is dynamic in nature. PM ( plasma membrane) structure is…
Q: Use a phenomenon to explain how materials (water, glucose, oxygen/carbon dioxide) pass thru the cell…
A: Introduction The movement of materials across cell membranes is known as cell transport. Passive and…
Q: What is the sequence of organelles that a secreted protein would have passed through on its journey…
A: It is given that the protein is secreted in the cell and the pathway in which the protein is…
Q: Which of the named systems is isotropic? Select one: a. Endoplasmic reticulum membrane O b. Nuclear…
A: Biology is the study of living things. Cell biology is the study of cells. It is said to be…
Q: What structure is usually found in the cell membrane? Is if a. micelle, b. clathrate, c. monolayer…
A: What structure is usually found in the cell membrane is asked.
Q: ________ form specialized sites on the cell surface that allow cells to recognize each other
A: Answer is option (b) Carbohydrates. They form specialized sites on the cell surface that allows…
Q: Which of the following is NOT a component of the cell plasma membrane? A. cholesterol B.…
A: The plasma membrane additionally referred to as the cell wall, is that the membrane found altogether…
Q: Explain the structure of cell membrane. If it is not bi-layer (only one layer of lipid) what may…
A: The lipid bilayer is functionally very important for the cell membranes.
Q: give a detailed description of the following organelles: a)Nucleus b)Lysosomes c)chloroplasts…
A: Introduction: A cell is the smallest unit of life which has a definite structure and a specific…
Q: Which of the following organelles contains the information required for the correct arrangement of…
A: DNA is not directly involved in the expression of traits thus it acts as a master copy of genetic…
Q: . If you tried to destroy a cell by injecting it with a strong chemical solvent, which intracellular…
A: Cell organelles are the cellular components. They can be found in both bacterial and eukaryotic…
Q: The clear, structureless gel in a cell is its a. nucleoplasm. d. neoplasm. b. endoplasm. e. cytosol.…
A: In biology, the cell is the basic structural and functional unit of life. All cells enclose within…
Q: The ff. are phospholipids, except: OA. plasmalogen B. lecithin O c. cephalin O D. choline
A: Phospholipids are a group of polar lipids that consists of two fatty acids, glycerol and phosphate…
Q: Statements:(1) Fats and oils have the same general chemical structure.(2) Biological waxes have a…
A: In science, fat normally implies any ester of unsaturated fats or a combination of such mixes; most…
Q: What do you mean by phospholipid bilayer?
A: A molecule is an electrically unbiased gathering of at least two atoms held together by substance…
Q: Which of the following is a component of the cytoskeleton? a. collagen b. dynein c. elastin d.…
A: Eukaryotic cells are comprised of three types of cytoskeletal structures, microfilaments or actin…
Q: What is the molecule among the most important molecules of the cell because they are in the…
A: Biological membranes are defined as the thin,transparent and semipermeable membranes present in both…
Q: The cytoplasmic connections from cell to cell are known as: A middle lamella B…
A: The cell wall is an outer protective membrane in many cells including plants, algae, and fungi. The…
Q: What is the function of coated vesicles
A: The coated vesicles originate from the cell membrane by self-assembly of coat proteins, leading to…
Q: Identify the labeled parts of the plasma membrane below from the diagram. C A phospholipid…
A: A plasma membrane or cell membrane is a thin structure present both intracellularly and…
Q: Why is the cell membrane called a phospholipid bilayer?
A: The cell membrane is thin, elastic, flexible covering that holds the cellular contents. It is also…
Q: Which of those molecules can be considered as a highly aperiodic crystal? Select one: a. Glucose b.…
A: Aperiodic crystal is a molecule that lacks strict periodicity means repeating.
Q: Identify the parts of the cell membrane labeled in the image below. Outside of cell D Inside of cell…
A: Cell Membrane is the semipermeable bio-membrane, bounding the cytoplasm of a cell and thus separates…
Q: Part a) Explain the entropic and enthalpic arguments for micelle formation. Part b) Explain the…
A: Every body in the universe strives to attain thermodynamic stability whereas the universe in-turn…
Q: Based on what you have just learned about the structure and function of cellular membranes, describe…
A: Cell membrane is a biological membrane which separates the interior of the cells from the…
Q: |A Are plasma membranes; B Are impermeable; |C Are, such as micelles, lipid bilayers; Are lipid…
A: Cell It is defined as the simplest, smallest, and essential unit of life. All the life processes…
Q: Please elaborate your answer with supporting facts. Why the fundamental building blocks of all cell…
A: The cell membrane (also known as the plasma membrane (PM) or cytoplasmic membrane, and historically…
Q: what do you think scientists mean when they say that the cell membrane is fluid
A: The inner region of the cell is separated from the outer environment by a protective membrane…
Q: Which structure is formed when fatty acid salts reacts with water? O Clathrate O Micelle O Monolayer…
A:
Q: The cytoplasm is the material between what two?
A: The cell is the basic fundamental and structural unit of all living organisms. Inside all the cells,…
Q: Detergents are similar to phospholipids in that they are amphiphilic molecules with both polar and…
A: Many lipids are insoluble in water. This is because of the presence of hydrocarbon groups in it. But…
Q: Which one of the following terms best describes the structure of the cell membrane: A. fluid mosaic…
A: The plasma membrane is the membrane covering the cells that act as a barrier between the cell…
Q: What would happen if the plasma membrane were madeprimarily of a hydrophilic substance such as…
A: The cell membrane is an organic layer that isolates the inside of all cells from the external…
Q: which component of cell membrane gives the negative surface charge of most cells? Select one: a.…
A: Cells should eliminate, absorb, and exclude several substances in appropriate amounts that are…
Q: cannot diffuse across a lipid bilayer. a. Water molecules b. Gases c. lons d. Nonpolar molecules
A: The cell membrane is a structure which protects the cell and acts as a barrier and transports the…
Q: what may happen to the components of the cell membrane if soaked in water
A: Water is a hypotonic solution, which means it has a low concentration of dissolved solutes in it…
Q: The structure that confers structural strength on the cell is known as the A) cytoplasmic membrane.…
A: Cells, which are microscopic in size, form the structural and functional unit of the living…
Q: The structure where amino acids are put together in order to make proteins is the ________________.…
A: Answer: c). Ribosome The gene has a region(s) that codes for a protein - like a cookbook has a…
Q: The ff. are phospholipids, except: OA. plasmalogen O B. lecithin O c. cephalin O D. choline
A: Phospholipids are a subclass of lipids that have two hydrophobic "tails" made of fatty acids…
Q: Give some description of the structure of ribosomes and their role in protein synthesis
A: Ribosomes are molecules that are present inside the cell cytoplasm . It is found in both Eukaryotic…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 4 images
- The tails of the phospholipids of the plasma membrane are composed of _____ and are _____? a. phosphate groups; hydrophobic b. fatty acid groups; hydrophilic c. phosphate groups; hydrophilic d. fatty acid groups; hydrophobicWhich plasma membrane component can be either found on its surface or embedded in the membrane structure? a. protein b. cholesterol c. carbohydrate d. phospholipidWhich of the following are the main structural components of the lipid bilayer of all cell membranes? A. Phospholipids B. Waxes C. Triglycerides D. Steroids
- Which of the following is true about lipid bilayers? A. They are self-forming. B. They are dynamic. C. They are fluid. D. They are permeable. A, C, D only A, B, C only B, C, D only A, B, C, DDecide whether each of the following molecules will pass through a lipid bilayer. If the molecule will pass through, type yes it will. If the molecule will not pass through, type no it will not. a. Glucose b. Glycerol C.water D. Oxygen gasDraw a sketch of a lipid bilayer, the structure that forms when a lipid such as phosphatidyl serine is dissolved in water.
- Define lipid bilayer_____________ membrane proteins transverse the entire lipid bilayer. a. Integral b. Peripheral c. Lipid anchored d. Glycerophospholipid. Cholesterol is an integral part of plasma membranes.Based on its structure, where is it found in themembrane?a. on the extracellular surfaceb. embedded with the phospholipid headsc. within the tail bilayerd. attached to the intracellular surface
- Which macromolecule is NOT digested by the lysosome? A. Proteins B. Nucleic acids C. Polysaccharides D. Phospholipids E. NoneWhat properties define the phospholipids that make up the lipid bilayer? Select all that apply. A. Nonpolar, hydrophobic hydrocarbon tails B. Polar, hydrophilic phosphate heads C. Nonpolar, hydrophobic phosphate heads D. Polar, hydrophilic hydrocarbon tailsWhich of the following are essential components of cell membrane? a. Cholesterol b.Phospholipids c.Long chain polyunsaturated fatty acids d.All of the above
