Description : Pick out the wrong statement: (A) Reboiler is not used in open steam distillation (B) The separation of solutes of different molecular sizes in a liquid solution by use of a ... is used for calculating theoretical number of plates in a distillation column at normal operating reflux condition
Last Answer : (D) Fenske-Underwood equation is used for calculating theoretical number of plates in a distillation column at normal operating reflux condition
Description : During osmosis w) Pure solvent diffuses through a membrane but solutes do not. x) Pure solutes diffuse through a membrane but solvent does not. y) Pure solvent and a solution both diffuse at the same time through a membrane. z) Gases diffuse through a membrane into a solution and build up pressure.
Last Answer : ANSWER: W -- PURE SOLVENT DIFFUSES THROUGH A MEMBRANE BUT SOLUTES DO NOT.
Description : Insulin increases the permeability of glucose across the plasma membrane of muscle cells by (A) Acting on adenylate cycle (B) By loosening the integrity of the membrane (C) Through Ca2 ... membrane cruting the hexose carries of intracellular organelles and making them fuse with the plasma membrane
Last Answer : Answer : D
Description : Which of the following statement(s) is/are true concerning cellular ion channels? a. Ion channels are transmembrane proteins that form pores that can conduct ions across the plasma membrane b. ... undergo conformational changes between open states and closed states d. Ion channels can be blocked
Last Answer : Answer: a, b, c, d Ion channels are transmembrane proteins that form pores that can conduct ions across the plasma membrane. Ion channels are formed by membrane-spanning peptides that are arranged ... be blocked by ions or organic compounds that enter the channel, bind there, and occlude the pore
Description : The process by which cell can take in fluid and molecules too large to be carried across the plasma membrane by active transport is called a. phagocytosis b. Pinocytosis c. absorption d. diffusion
Last Answer : Pinocytosis
Description : Select the correct statement from the following regarding cell membrane. (a) Na+ and K+ ions move across cell membrane by passive transport. (b) Proteins make up 60 to 70% of the cell ... towards the inner part. (d) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson
Last Answer : (d) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson.
Description : Select the correct statement from the following regarding cell membrane (1) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson (2) Na+ and K+ ions move across cell membrane by ... of the cell membrane (4) Lipids are arranged in a bilayer with polar heads towards the inner part
Last Answer : (1) Fluid mosaic model of cell membrane was proposed by Singer and Nicolson
Description : A semi permeable membrane is stretched across a chamber filled with water. The membrane is only permeable to water. 60 mg of salt is added to the left side of the chamber. Which of the following will ... right side (C) Water will move toward the left side (D) salt will move toward the left side
Last Answer : (C) Water will move toward the left side
Description : Translocation of solutes in plants. -Biology
Last Answer : answer:
Description : how do cola manufacturers make sure that the solutes dissolve quickly in the solvent?
Last Answer : a base is one that produces hydroxide ions
Description : The translocation of organic solutes in sleve tube membres is supportted by
Last Answer : The translocation of organic solutes in sleve tube membres is supportted by A. Mass flow ... Root pressure and transpiration pull D. P-protein
Description : What solutes dissolved in solvents create?
Last Answer : solutions
Description : Do water molecules dissolve most polar solutes?
Last Answer : Yes, this is a quasi-general rule.
Description : Do all solutes dissolve to the same extent in a solvent?
Last Answer : What is the answer ?
Description : Obligatory reabsorption of water (A) Is about 50% of the total tubular reabsorption of water (B) Is increased by antidiuretic hormone (C) Occurs in distal convoluted tubules (D) Is secondary to reabsorption of solutes
Description : Select the correct statement: (1) C4 pathway for. CO2 fixation were discovered by Hatch and Slack (2) CO2 is essential for photosynthesis (3) Addition of sodium carbonate in water retards photosynthetic rate in vallisneria (4) Phloem is the principal pathway for translocation of solutes
Last Answer : Ans. ((c))
Description : Can solutions with same concentration of different solutes have different osmotic pressures ?
Last Answer : The osmotic pressure of a solution does not depend on the nature of the solute, it depends only on the quantity of molecules (particles) in relation to the total solution volume. ... osmotic pressure depends only on its total particle concentration regardless the nature of the solutes.
Description : Bidirectional translocation of solutes takes place in (a) parenchyma (b) cambium (c) xylem (d) phloem.
Last Answer : (d) phloem.
Description : The translocation of organic solutes in sieve tube members is supported by (a) cytoplasmic streaming (b) root pressure and transpiration pull (c) P-proteins (d) mass flow involving a carrier and ATP
Last Answer : (a) cytoplasmic streaming
Description : Which of the following is not a feature of active transport of solutes in plants ? (a) Occurs against concentration gradient (b) Non-selective (c) Occurs through membranes (d) Requires ATP
Last Answer : Non-selective
Description : An ___________ solution which consists of solutes in water, is essential for chemical reactions to occur. a. hydrophobic b. aqueous c. covalent d. vitreous
Last Answer : b. aqueous
Description : When the nurse notes that the post cardiac surgery patient demonstrates low urine output (< 25 ml/hr) with high specific gravity (> 1.025), the nurse suspects: a) Inadequate fluid volume Urine ... by high urine output with low specific gravity. d) Anuria The anuric patient does not produce urine.
Last Answer : a) Inadequate fluid volume Urine output of less than 25 ml/hr may indicate a decrease in cardiac output. A high specific gravity indicates increased concentration of solutes in the urine which occurs with inadequate fluid volume.
Description : Foods high in ____ or other solutes dry more slowly. a. protein c. sugar b. salt d. water
Last Answer : c. sugar
Description : Plasma membrane is made up of which two components? -Biology 9th
Description : Explain the association of carbohydrate to the plasma membrane. -Biology
Last Answer : hey mate here is your answer... Explanation: ☑️ It forms glycolipids and glycoproteins on the outer surface of plasma membrane. The association functions as recognition centres, antigens, receptors and sites for attachment. Hope it helps!!✌️
Description : What are the functions of plasma membrane? -Biology
Description : What is the biochemical composition of plasma membrane? -Biology
Description : Functions of plasma membrane in a cell. -Biology
Description : Cytoplasm vs plasma membrane? -Biology
Description : Plasma is (A) A high temperature neutral gas (B) Nothing but ionised gas (C) A source of steady and highest controllable pressure (D) Formed at very low temperature
Last Answer : (B) Nothing but ionised gas
Description : What is diffusion across a biological membrane? -Biology
Description : What is the function of the plasma membrane?
Last Answer : A: The plasma membrane is responsible for regulating the passage of molecules into and out of the cell, and also provides structural support and protection to the cell.
Last Answer : A: The plasma membrane regulates the passage of materials in and out of the cell, and helps to maintain the cell's internal environment.
Description : What would happen if the plasma membrane ruptures or breaks down? -Science
Last Answer : If the plasma membrane ruptures or breakdown then the cell will not be able to exchange material from its surrounding by diffusion or osmosis. Thereafter the protoplasmic material will be disappeared and the cell will die.
Description : On the outside of the plasma membrane, _____ act as signals or markers to help cells recognize one another?
Last Answer : carbohydrates
Description : What is Plasma Membrane ?
Last Answer : : The elastic and semi-permeable living membrane that surrounds all pratoplasm beneath the cell wall is called plasma membrane , cell membrane , cytomembrane or cell membrane.
Description : $ The biomembrane which surrounds a vacuole is called Tonoplast. ! Ribosomes have a plasma membrane.
Last Answer : $ The biomembrane which surrounds a vacuole is called Tonoplast. ! Ribosomes have a plasma membrane. A. If ... wrong D. If both As and R are wrong.
Description : The figure given below show the structure of plasma membrane, with its parts labelled from A to E, Identify the correct :-
Last Answer : The figure given below show the structure of plasma membrane, with its parts labelled from A ... . `Dto` Its polar tail contain saturated hydrocarbon
Description : The plasma membrane consists mainly of
Last Answer : The plasma membrane consists mainly of A. proteins embedded in a carbohydrate bilayer B. proteins ... embedded in a polymer of glucose molecules D.
Description : Steroid hormones easily pass through plasma membrane by simple diffusions because by
Last Answer : Steroid hormones easily pass through plasma membrane by simple diffusions because by A. Are lipid- ... through pores D. Contains carbon and hydrogen
Description : Give the functions of plasma membrane.
Last Answer : Give the functions of plasma membrane.
Description : Explain the structure of plasma membrane on the basis of Fluid mosaic model.
Last Answer : Explain the structure of plasma membrane on the basis of Fluid mosaic model.
Description : Give an account of eukaryotic plasma membrane.
Last Answer : Give an account of eukaryotic plasma membrane.
Description : What are the muscle fibers of a plasma membrane called?
Last Answer : endomysium
Description : What is Another name for cell and plasma membrane?
Description : What transport process uses kinetic energy to pass substances through the plasma membrane?
Description : What would happen if the plasma membrane were made primarily of a hydrophilic substance such as carbohydrate?
Description : Why is cholesterol a critical component of the plasma membrane?
Last Answer : Need answer
Description : What cellular interactions are the cells of the stratum basale firmly attached to the plasma membrane?