A buffer system consists of A. a weak acid and its conjugate base. B. a weak acid and a proton donor. C. a weak acid and a proton. D. a weak base and a proton acceptor.

Q: Explain how a phosphate buffer neutralizes added acid and base in a biological system

A: There are four buffer systems in the biological system to maintain the homeostasis, they are 1.…

Q: Which would be an overall explanation for how a buffer works? O The conjugate base ions in the…

A: A buffer resists acidic or basic components changing pH. Buffer solutions, which keep a pH, provide…

Q: The Bohr effect refers to:     a. the decrease in affinity of Hb for O2 when the pH goes down b.…

A: The hemoglobin has an affinity towards oxygen which makes it capable to carry oxygen throughout the…

Q: The following is produced from the addition of an acid and a base: O a. Acid O b. Base O c. Buffer O…

A: Introduction  A chemical interaction between an acid and a base is known as an acid-base reaction.…

Q: two of these statements are truths and one is a lie. Which of the following statements is a lie? a.…

A: pH is negative log of H+. pH is a scale used to specify the acidity or basicity of an aqueous…

Q: Bicarbonate is one of the main buffers of the blood, andphosphate is the main buffer of the cells.…

A: The buffer system in the body is used to maintain the pH of the different organs, cells, and blood.…

Q: Which of the following chromatographic techniques has an attached ligand on the stationary phase?…

A: Chromatography is a laboratory technique that is used to separate components, or solutes, of a…

Q: The major role of this electrolyte is to maintain osmotic pressure in the extracellular fluid (ECF).…

A: Extracellular Matrix can be defined as the fluid present outside the cell, and intracellular Matrix…

Q: Identify which of the following molecules yields uric acid when degraded: a. DNA b. FAD c. CTP d.…

A: Uric acid is a heterocyclic compound of carbon, nitrogen, oxygen, and hydrogen with the formula…

Q: Explain the term ‘buffer capacity’.

A: An aqueous buffer solution is made up of a weak acid and its conjugate base, or vice versa. When a…

Q: The following molecule is required for the activation of uridylytransferase   A. Glycine   B.…

A: Apoenzymes are not functionally active while  coenzymes are organic nonprotein molecules that bind…

Q: buffer work to moderate pH in a syst

A: In Simple words, the buffer can be defined as an aqueous solution that can prevent significant…

Q: Which of the following is FALSE when the concentration of the buffer solution was increased? a. The…

A: Buffer solution:  a. Buffer solution is made up of two substances which consist of a conjugate base…

Q: Adding HCO3 to a solution will cause the concentration of H* to - and the pH to. Select one: O a.…

A: pH is defined as the negative logarithm of hydrogen ion concentration.  pH= -log [H+]

Q: Select one: a. The nucleation process is major b. The relative super saturation (RSS) is small Oc.…

A: There are a few important points about the gravimetric analysis. A generic analytical technique…

Q: A pH of 3 is a. basic b. neutral c. acidicd. a buffer

A: Introduction pH plays and important role in determining the concentration of H+ ions in the…

Q: Can you explain the various options and how did you come to the answer? How to determine when…

A: Weak acids are the acids that do not completely dissociate into their constituent ions when…

Q: The Bohr effect refers to the decrease in affinity of Hb for 02 when the pH goes up. OA. the…

A: Bohr's effect shows when there is an increase in partial pressure of CO2 (PCO2), it shifts the O2…

Q: Which of the following molecules yields uric acid whendegraded?a. DNAb. FADc. CTPd. PRPPe.…

A: Uric acid, a water-insoluble product is a nitrogenous waste in birds, reptiles, and insects where it…

Q: Buffers are mixtures of a weak acid and a weak base that combine with a strong acid or base to limit…

A: A solution is a homogeneous mixture of two or more things. The minor component of a solution is…

Q: Which of the following statements is TRUE? A. Water and electrolytes move across the cell membranes…

A:

Q: Which of the following O The capacity of a buffer increases with increasing (Acid) and (Base) Ohe pH…

A: An acid is a chemical substance that donates a proton or hydrogen ion (H+) to another substance or…

Q: At neutral pH (pH = 7):   a. acidic amino acids have a net positive charge   b. basic amino acids…

A: Net charge of an amino acid is determined based on the PH of the medium and pKa of the amino group,…

Q: A student performs an experiment to determine whether 1 gram or 1 gram of salt dissolves more…

A: The process by which two substances react with one another gives a new product is known as a…

Q: Clear water is a type of the following: O a. Solvent O b. Solute Oc. Solution O d. A and C Oe. All…

A: The branch of science that deals with the biochemical reactions that is occurring within a living…

Q: 16) What is true about pH? a. acids are a pH less than 7 b. bases are a pH greater than 7 c. water…

A: Acids are those substances which are sour in taste. They can donate proton ions in solution. Based…

Q: placed in an unknown solution. Micrographs were taken at the start of the experiment and a two…

A: Given information: RBCs are placed in unknown solution Micrographs are taken before the experiment…

Q: At what pH would the peptide, EDCY, bind to a cation-exchange resin. Recall that a cation-exchange…

A: By quickening the loss of potassium through the digestive tract, cation-exchange resins are used to…

Q: Biochemists use a modified value for standard ΔG values because A. the reagents are not one molar…

A: The concept of Gibbs free energy (ΔG) plays a vital role in understanding the thermodynamics of…

Q: What is the independent variable in this experiment? a) Data collected such as the health and growth…

A: Before going through the question to answer it, it is important to understand that what is the term…

Q: HCI is a type of the following: O a. Acid O b. Base O c. Buffer O d. Salt Oe. None of the Above

A: HCL  is corrosive in nature. It is clear colourless, pungent solution of hydrogen and chlorine mixed…

Q: Define the following terms:a. bufferb. acidosisc. alkalosisd. pHe. pKa

A: Every organelle in a cell maintains a fixed homeostatic pH. The maintenance of pH is done through…

Q: . A substance capable of dissolving freely inwater isa. hydrophilic.b. hydrophobic.c. hydrolyzed.d.…

A: Water is a universal solvent as it can dissolve most substances. It is polar in nature and dissolves…

Q: A conjugate acid-base paira. acts as a buffer.b. can combine with H+ in a solution.c. can release H+…

A: A buffer solution is an aqueous solution consisting of a mixture of a weak acid and its conjugate…

Q: Why are buffers important in a biological system such as your body? Give reasons in your own words…

A: A biological system is a complicated network that connects a variety of physiologically significant…

Q: In A, describe the movement of water as solute is added to the right side. H,0 Pure water Negative…

A: Osmosis is the diffusion of water from its high concentration to its low concentration through a…

Q: Give one physiological c

A: pH is the measure of the strength of H+ ion or Hydronium ions in solution. pOH is the…

Q: Compare the values below. Which is greater, or are the two values equal? A. Solubility of uric acid…

A: Ammonia and uric acid are form of nitrogenous waste that gets eliminated out from the body by…

Q: when 3 animo acid molecules are bound together two form a large molecule it requires the

A: In the cell, the DNA is the genetic material that is responsible for maintaining the heredity. DNA…

Q: A solution that conducts electricity must contain Select one: a. Hydrophobic molecules b. Polar…

A: The nervous system functional unit is nerve or neuron. Neurons classified into three types based on…

Q: The body is constantly performing low levels of amino acid catabolism to turn over old and non-…

A:

Q: Which factors will cause protein denaturation? Group of answer choices a. aqueous phosphate buffer…

A: Proteins are synthesized by linking amino acids via amide or peptide bonds. After the synthesis of…

Q: Please discuss the buffering capacity of an amino acid. In your answer include what is a buffer? Why…

A: Amino acids are organic compounds that serve as the building blocks of proteins. They have three…