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What specific part of the hemoglobin metalloprotein binds to an oxygen molecule?

In the _____ pathway of prothrombin activator formation, tissue factor bypasses many steps of prothrombin activator formation and allows this process to occur faster.

If a person had an overactive parathyroid gland that caused an increase in release of calcium into the blood (hypercalcemia), which of the following effects would you expect to see on the heart?

After the aortic semilunar valve closes, there is a brief period where pressure in the aorta is rising. This is known as the dicrotic notch. What causes this increase in pressure?

Select the correct order for the following events of Hemostasis (from first to last): I. Vascular Spasm II. Coagulation III. Platelet plug formation

Your benchmate made your protein gel with a stacking gel with low acrylamide and Tris-HCl pH 8.8.  Would you use this gel?  

Platelets are formed by repeated mitoses and breaking-off of cellular extensions of which of the following cells?

Please refer to the F formula for regression analysis. In the formula, k stands for ____________________.

_________________ is the trailing ion that slows down when the pH of the buffer is 6.8.

_____ are found between cardiomyocytes and contain special cell junctions that make the heart a functional syncytium.