The steps of protein immunoblotting (commonly called western blotting) are listed. Step 1: Perform SDS–PAGE on protein samples. Step 2: Transfer proteins from gel to membrane Step 3: Probe membrane with labeled antibodies. Select the statement that best describes the purpose of step 1.

The y form of iron is known as: a) ferrite b) cementite c) perlite d) austenite

Atmospheric air has a temperature (dry bulb) of 80° f and a wet bulb temperature of 60° f when the barometric pressure is 14.696 psia. determine the specific humidity, grains/lb dry air. a. 11.4 c. 55.8 d. 22.5 b. 44.1

Athin walled concentric tube exchanger is used to cool engine oil from 160°c to 60°c with water that is available at 25°c acting as a coolant. the oil and water flow rates are each at 2 kg/s, and the diameter of the inner tube is 0.5 m and the corresponding value of the overall heat transfer coefficient is 250 w/m2. oc. how long must the heat exchanger be to accomplish the desired cooling? cpwater=4.187 kj/kg-candcpengine el=2.035 kj/kg·°c, oil . 120]