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Define conjugate acid and conjugate base.  Mark the acid and base and identify the conjugate acid-base pair in the following chemical equation    AsH3  (aq)     +   HSiO3- (aq)           ó              AsH4+ (aq)      +     SiO3-2(aq)                        

The steroid nucleus is made by fusion of ________________________   molecules.        

Write the sum using summation notation, assuming the suggested pattern continues. -3 + 6 + 15 + 24 + … + 132 (7 points)

Which of the following medications is most commonly used to treat ADHD in adults, and under which condition would it not be appropriate?

Your next patient is a 62 year old male who has been a patient in your clinic for more than 10 years.  He does not come to the clinic often. He was informed from the triage RN that he needs to be seen by his health care provider to get his cholesterol and blood pressure prescriptions renewed.  He doesn’t understand why he can’t just get these filled without an appointment.  He was last seen in the clinic 18 months ago and states that he feels fine. He was informed at that clinic visit that he had pre-diabetes with a hemoglobin A1C of 6.0% (normal below 5.7%).  At that time he wanted to try to modify his diet and start an exercise routine before starting another medication.   His treatment plan included him checking his BP at home daily and recording.  He admits that he took his BP regularly for a while, but he became very busy at his stressful job and hasn’t checked it lately.   You want him to understand the importance of follow up, so you tell him the following:

Why cell membrane consists of lipid bilayer?    

The bond that links sugar to nitrogenous base is called _________________

Whose work proved conclusively that spontaneous generation of life from nonlife was not possible?

Eliminate the parameter. x = t + 4, y = t2 (5 points)

Determine whether the sequence converges or diverges. If it converges, give the limit. 108, -18, 3, , …  (7 points)