Which item is from the patient in a direct ELISA test?
A) substrate for the enzyme
B) antigen
C) antihuman immune serum
D) antibodies against the antigen
B
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The regulation of protein function is called ______
A. posttranslational regulation B. transcriptional regulation C. translational regulation D. posttranscriptional regulation
Movement of a substance from an area of low concentration to an area of high concentration using
energy obtained from ATP is called ____.
a. passive transport b. diffusion c. facilitated transport d. osmosis e. active transport
When a cell uses substantial energy to organize its cell contents to a greater degree than the organization that exists outside the living cell
A) energy has been created. B) entropy has increased. C) entropy has decreased. D) entropy remains the same. E) energy has been destroyed.
What is incorrect about the ostrich?
a. It weighs over 300 pounds. b. It is featherless. c. It is flightless. d. It has a four-chambered heart. e. It is a runner.