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 What is the total magnification of a 10x ocular lens and a 40x objective lens?

Which of the following drugs or drug classes can produce orthostatic hypotension and reflex tachycardia as side effects? 1. Prazosin (Minipres) 2. Nitroglycerin 3. Amlodipine (Norvasc) 4. Salbutamol (Albuterol)

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Which of the following uses sublingual nitroglycerin for acute angina attacks?

When the agonist alone is given the patient experiences bradycardia, an increase in diastolic blood pressure, and pupil dilation.  After the antagonist, the agonist produces no alteration in normal heart rate, a decrease in diastolic blood pressure, and no pupil dilation. The agonist is:

When the agonist alone is given the patient experiences tachycardia, reduced diastolic blood pressure, and opening of the bronchioles.  When the agonist is given after the antagonist, heart rate is increased further,  diastolic blood pressure is still reduced, the bronchioles are even more dilated, and pupil dilation occurs. The antagonist is:

True or False. During homologous recombination, there is typically a 5’ overhang of single-stranded DNA.

What would be the end result if the following Holliday junction was cut at site 1 at junction X and site 1 at junction y?

What enzyme adds the methyl group to the 5’ cap of mRNA in mammals?

Phenylephrine (Neo-synephrine) is: 1. Used as a decongestant 2. a beta agonist 3. an alpha agonist 4. a muscarinic agonist