A closed-loop transfer function has the following component …

A closed-loop transfer function has the following component  PID Controller Fail open valve for the final control element  Process that can be characterized with the following FOPTD model  Sensor that can be characterized with the following FO model     Should the PID controller be direct acting or reverse acting?

Researchers conducted Northern blotting on a sample of cells…

Researchers conducted Northern blotting on a sample of cells from mouse kidney, brain, and liver using a probe that is complementary to a gene that encodes a glucose transporter.  All of the samples were taken from the same mouse. The following results were obtained: If we assume that equal amounts of total cellular RNA was loaded into each lane, which of the following statements is true?