Problem: How does the amount of lactose (substrate concentration) and pH affect the rate of the breakdown of lactose? Hypothesis: If there is a higher concentration of lactose then______________________________________ ____________________________________________________________________________ If the pH is higher then _________________________________________________________ ____________________________________________________________________________
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Problem: How does the amount of lactose (substrate concentration) and pH affect the rate
of the breakdown of lactose?
Hypothesis:
If there is a higher concentration of lactose then______________________________________
____________________________________________________________________________
If the pH is higher then _________________________________________________________
____________________________________________________________________________
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- TOPIC: Precipitation of Proteins by Alkaloidal Reagents 1. In what way can alkaloidal reagents precipitate proteins? ____________________________________________________________________ ____________________________________________________________________ 2. In excess of alkaloidal reagent, did the precipitate formed dissolve or not? What is the evidence for your answer? ____________________________________________________________________ ____________________________________________________________________TOPIC: Precipitation of Proteins by Heavy Metal Salts 1. In what way can ingestion of heavy metals, such as lead and mercury, be detrimental to the proteins in your body? ____________________________________________________________________ ____________________________________________________________________ 2. Why is egg white used as an antidote for lead and mercury poisoning? ____________________________________________________________________ ____________________________________________________________________Topic: Processes of protein metabolism Arrange the following statements regarding the processes of protein metabolism starting from Step 1 to Step 10.
- Please help, will provide helpful for correct solution.What are the hydrolytic products of sucrose? ________________________________________________________________________________________________________________________________________ Compare the reducing properties between unhydrolyzed and hydrolyzed sucrose. ________________________________________________________________________________________________________________________________________ Why is hydrolysis of sucrose also known as specific sucrose test? ________________________________________________________________________________________________________________________________________ Does the product of starch hydrolysis still contain polysaccharides? What test could have done to confirm this? ________________________________________________________________________________________________________________________________________ What enzyme in the human body can hydrolyze starch?…What is the major biochemical function of each of the following proteins? α-Keratin _____________________________________ Collagen _____________________________________ Hemoglobin _____________________________________ Myoglobin _____________________________________
- TOPIC: Precipitation of Proteins by Strong Mineral Acids Guide Questions: 1. How can strong acids denature proteins? ____________________________________________________________________ ____________________________________________________________________ 2. Digestion of proteins in humans begins in the stomach where the environment is very acidic. Explain the significance of the stomach’s acidity to protein digestion. ____________________________________________________________________ ____________________________________________________________________ 3. Will the precipitate formed after treating egg white with strong acid dissolve or not in addition of excess acid? Explain why. ____________________________________________________________________ ____________________________________________________________________Question:- Based on the figure below, predict what peptide bond could be the substrate of each protease(The bond marked in blue is where hydrolysis occurs, choose 2 peptides per protease type) Chymotrypsin:_________ Trypsin:_________ Elastase:_________ 1. SR−SG 2. SF−SG 3. SK−SG 4. SA−SG 5. SV−SG 6. SM−SGWhat are the corresponding answers, respond briefly, site sources Enzyme; Triacylglycerol Lipase Enzyme Official Name (write N/A if not applicable) Enzyme Official Number (4 digits) Simple or Conjugated Enzyme (specify cofactor if applicable) Type of Reaction Catalyzed Substrate Optimum pH Optimum Temperature Function/s Disease (give 1 and describe briefly) Enzyme: Urease Enzyme Official Name (write N/A if not applicable) Enzyme Official Number (4 digits) Simple or Conjugated Enzyme (specify cofactor if applicable) Type of Reaction Catalyzed Substrate Optimum pH Optimum Temperature Function/s Disease (give 1 and describe briefly)
- Question:- diagram, use D with arrows to show how disaccharides like lactose and sucrose get from food to the small intestine. - Use E to indicate the location of the enzymes, lactase and sucrase. - Use M to indicate where monosaccharides like glucose are produced from disaccharides.Write down the cholesterol biosynthesis steps in order. Write down the name of the key enzyme and its activators and inhibitors.B. Describe the function implied by the name of each of the following enzymes 1. Citrate decarboxylase 2. Adenine diphosphate phosphorylase 3. Oxalate reductase 4. Nitrite oxidase 5. cis-trans isomerase