Write the Structure Activity Relationship ( SAR) of Captopril ? Please draw the structure and write the SAR .

Classify the functional groups in the following steroid (choose all that apply).CHOOSE ALL THAT APPLY a. alkyne b. secondary alcohol c. aldehyde d. aromatic e. alkene f. ester g. ketone h. phenol i. tertiary alcohol j. primary alcohol k. carboxylic acid

please write the Structure Activity Relationship (SAR)  of Atenolol and Betaxolol? Please write at your own words.

Explain why casein precipitates when vinegar is added. Why was milk or raw egg once used as an antidote in cases of heavy metal poisoning? Based on your isolated yield of casein, how many grams of the protein are in one 200 g glass of milk? Which of the solutions contained amide bonds? Which test tells you this? Which of the solutions contained compounds with primary amino groups? Which test tells you this? Describe two examples of protein folding patterns and identify what level of protein structure they belong to. What other reagents might you use besides ferric chloride to test affinity for metal ions?

4. Please draw the core structure of steroid s and explain its polarity.

Draw the diastereomer of the molecule below.

I don't get it at all. I struggled with this question. Can you help me? Can you explain to me?

What do your findings suggest about the stability of proteins in the presence of organic solvents?

Click the "draw structure" button to launch the drawing utility. Draw the following peptide at physiological pH. Ala-glu-cys