Laboratory Review 3 1. What kind of reaction adds water to break large biomolecules into subunits? 2. What kind of protein is lactase, the biomolecule that speeds up the b reakdown of lactose? 3. What kind of bond forms during a dehydration synthesis reaction involving two acids? 4. If maltose undergoes hydrolysis, what subunits result? 5. As what molecule do plants store glucose? 6. If starch is present, what color will the iodine turn? 7. If a solution contains a large amount of glucose, what color will the Benedict's reagent become? 8. What kinds of biomolecules are in 9. If two fatty acids, glycerol, and a phosphate group undergo a dehydration soluble in water but soluble in alcohol or ether? what biomolecule forms? 10. What is the name used for plant fats? 11. What must be present to successfully break down fats during digestion? 12. If you test an unknown substance with the biuret reagent and it turns purple, what is present? 13. If you test a sample of potato with the biuret reagent, what do you expect the results to be? 14. If you want to test a sample to see if glucose is present, what reagent should you use? Thought Questions 15. If amylase is added to a sample of potato and you test it with Benedict's reagent 10 minutes later, what do you expect the results of the test to be? Justify your reply. 16. After enjoying a meal of fish and chips, you notice your shirt has an oily stain on it. Why won't the oily stain come out when you dab at it with just water? 17. If the sample of water you test with biuret reagent turns purple, what should you conclude about the results of your experiment? Explain.

 Time remaining: 01:59:18 Nursing 1.- Please name the drug sources, and explain one of them. 2.- Why are important the Drug Standards? 3.- What means: PDR and USAN? 4.- Please explain the Controlled Substances Act of 1990. 5.- What is the Food Allergen Labeling and Consumer Protection Act of 2004? Why is important? Please give an example of one product label. 6.- What is Pharmacokinetics? What means excretion of a drug? 7.- Which factors can change the drug absorption? 8.- Please name the factors that can affect the Drug Action, and explain one of them. 9.- What is an adverse reaction? 10.- What is a palliative drug?

Phenol Red Test Questions: Suppose you innoculate a phenol red broth with a slow-growing fermenter. After 48 hours, you see slight turbidity but score it as (-/-). Is this result a false positive or a false negative? Is this a result of poor specificty or poor sensitivity of the test system?

Need help with bio questions... 1. Explain two ways the small intestines increases its surface area? Why is this important? 2. Why are microvilli only present on the apical surface of the cell? 3. What is the main function of goblet cells?

Unpacking Problem 411. What type of organism is E. coli?2. What does a culture of E. coli look like?3. On what sort of substrates does E. coli generally grow inits natural habitat?4. What are the minimal requirements for E. coli cells todivide?5. Define the terms prototroph and auxotroph.6. Which cultures in this experiment are prototrophic,and which are auxotrophic?7. Given some strains of unknown genotype regardingthiamine and proline, how would you test their genotypes? Give precise experimental details, includingequipment.8. What kinds of chemicals are proline and thiamine?Does it matter in this experiment?9. Draw a diagram showing the full set of manipulationsperformed in the experiment.10. Why do you think the experiment was done?11. How was it established that pro enters after thi? Giveprecise experimental steps.12. In what way does an interrupted-mating experimentdiffer from the experiment described in this problem?13. What is an exconjugant? How do you think that exconjugants…

Separation of Amino Acids by Thin Layer Chromatography Lab Questions 4. Why is it necessary to run TLC in a closed container and have the chamber saturated with solventvapor? 5. Why must the spot be applied to the TLC plate above the level of development solvent? 6. What will be the result of adding too much sample to the TLC plate?

Need it in 2 min with brief explanation.

Questions USING DEWERS PHOTO ATTACHED 1) What is the proof of your Cognac?   2) What company produced the Cognac?   3) What is the age class (i.e. VS, VSOP, XO) of the Cognac?

Nursing question MD ordered morphine SO4 gr 2/5 and the pharmacist has a stock solution of gr 1/8 per milliliter of morphine SO4. How many milliliters of the stock solution is required to fill the Rx?

Explain well with proper explanation. Advance thank you