1,722 Answered Questions for the topic biochemistry
11/07/20
What is the effect of artificial electric stimulation on muscle atrophy?
Does it completely reverse atrophy? How (intracellular mechanisms)?
Is this sentence correct ?
If you decrease the risk of a type I error, the risk of a type II error is increased
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Which of the following about isoenzymes are true ?
A.) They have the same primary sequenceB.) They localise in different tissuesC.) Isoenzymes have different isoelectric pointsD.) They remain unaltered in health and diseasesI believe the answer is...
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Can you please quickly help me?
Question: What is biomarker?A.) A biological therapy for a diseaseB.) A measurable characteristic by which presence or severity of a disease can be indicatedC.) A symptom of a diseaseD.) A...
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Biochemistry
11/05/20
List the steps necessary to make 750 mL of a 0.10 M HCI solution given the concentration of HCI from the manufacturer is 12 M
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11/04/20
Important question can someone help me?
After several steps of protein purification, your protein yield is lower than you would expect. You suspect a large amount of autolysis (protein degradation) of your sample. How might you minimise...
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How to find the molar enthapy of Ammonium nitrate?
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10/29/20
Acid-Base Balance and Regulation (Cardiopulmonary Physiology)
Referencing your Siggard-Andersen nomogram, what is the approximate HCO3?FI02 = .21Spontaneously breathing @ f = 18Hgb = 15pH = 7.22PaC02...
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Biochemistry
10/28/20
5) Answer the following questions about DNA polymerase-alpha primase. A) List the substrates of the primase. B) List the substrates of the polymerase.
10/27/20
Genetics question: A 26-year-old woman of Norwegian descent seeks genetic counseling. Her brother died at age eight of documented cystic fibrosis.
A 26-year-old woman of Norwegian descent seeks genetic counseling. Her brother died at age eight of documented cystic fibrosis. Both of their parents are deceased. The woman undergoes DNA testing...
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10/26/20
Titration: Back Titration
44.2 mL of 1.27 M hydroiodic acid is added to 22.6 mL of calcium hydroxide, and the resulting solution is found to be acidic.28.2 mL of 1.33 M sodium hydroxide is required to reach neutrality.What...
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10/26/20
Chemistry: Back Titration
50.9 mL of 1.16 M nitric acid is added to 29.9 mL of sodium hydroxide, and the resulting solution is found to be acidic.17.6 mL of 1.10 M calcium hydroxide is required to reach neutrality.What is...
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10/26/20
Titration: Back Titration
36.8 mL of 1.92 M perchloric acid is added to 43.3 mL of sodium hydroxide, and the resulting solution is found to be acidic.26.7 mL of 0.693 M barium hydroxide is required to reach neutrality.What...
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10/26/20
Titration: Back Titration
44.2 mL of 1.27 M hydroiodic acid is added to 22.6 mL of calcium hydroxide, and the resulting solution is found to be acidic.28.2 mL of 1.33 M sodium hydroxide is required to reach neutrality.What...
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10/26/20
Titration: Back Titration
33.7 mL of 1.54 M hydrochloric acid is added to 31.2 mL of sodium hydroxide, and the resulting solution is found to be acidic.16.4 mL of 1.19 M barium hydroxide is required to reach neutrality.What...
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Biochemistry
10/26/20
The oxygen end of water is _____________and the hydrogen end is _____________________.
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Biochemistry Organic Chemistry
10/25/20
Conceptual biochemistry/organic question
Dipalmitoylphosphatidylcholine is the major component of a surfactant secreted into the lung alveoli (the “sacs” in your lungs which allow large amounts of surface area for oxygen and carbon...
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Biochemistry
10/25/20
Biochemistry part a/b question
5. (a) What is the free energy change if 1 mole of Na+ is transported across a cell membrane from the inside of the cell where the concentration is 1.0 µM to the outside of the cell where it is 100...
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10/24/20
Solution Stoichiometry
How many grams of Ag2CO3 will precipitate when excess (NH4)2CO3 solution is added to 63.0 mL of 0.763 M AgNO3 solution?2AgNO3(aq) + (NH4)2CO3(aq) Ag2CO3(s) + 2NH4NO3(aq)
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10/24/20
Titration: Molarity of Acid or Base
An aqueous solution of barium hydroxide is standardized by titration with a 0.166 M solution of perchloric acid.If 22.2 mL of base are required to neutralize 13.4 mL of the acid, what is the...
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10/24/20
Dilution: Moles to Volume
You wish to make a 0.240 M hydrochloric acid solution from a stock solution of 12.0 M hydrochloric acid. How much concentrated acid must you add to obtain a total volume of 175 mL of the dilute...
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10/24/20
Titration: Molarity of Acid or Base
An aqueous solution of hydrochloric acid is standardized by titration with a 0.175 M solution of calcium hydroxide.If 25.3 mL of base are required to neutralize 16.4 mL of the acid, what is the...
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10/24/20
Titration: Molarity of Acid or Base
An aqueous solution of potassium hydroxide is standardized by titration with a 0.196 M solution of hydrochloric acid.If 21.9 mL of base are required to neutralize 25.0 mL of the acid, what is the...
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