The free-body diagram shown below best matches which of these situations? Assume this is in an inertial reference frame. 

Three blocks are connected, as shown in the figure, on a horizontal frictionless table and pulled to the right with a force T3 = 200 N. If m1 = 15 kg, m2 = 20 kg, and m3 = 15 kg, the tension T1 is

Which of the following is not included in the differential diagnosis for syncope?  

George, a 58 year old male, is in your office for the first time. He complains of heart palpitations. Which of the following examinations would you expect to perform during the encounter?

Severe, sudden onset, upper epigastric or left upper quadrant abdominal pain radiating to the left anterior chest, shoulders or back accompanied by severe nausea or vomiting suggest the following non-cardiac cause of chest pain

A patient describes intermittent claudication occurring after walking 2 blocks. Select the most likely Ankle Brachial Index (ABI): 

The central dogma of molecular genetics includes what two processes?

If 20 percent of the nitrogenous bases in a sample of DNA from a particular organism is thymine, what percentage should be cytosine?

What is the difference between the primary and secondary sex ratio?

A physician wants to know a patient’s genotype for CYP2C9 and VKORC1 so that she can prescribe the correct dose of warfarin. Which type of test would the physician order in this circumstance?