Th2 cells produce a cytokine that promotes growth and activation of other T cells and activates macrophages
Indicate whether the statement is true or false.
Answer: FALSE
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When the substrate is bound to the enzyme, the shape of the enzyme may change slightly, leading to
A. an induced fit B. a great range of possible catalytic activities C. a greater supply of activation energy D. more permanent binding through intimate total contact E. more possible products of the reaction
The Northeast trade winds occur
A) between the equator and the north pole. B) between the equator and 30° N. C) between 10° N and 45° N. D) all along the Atlantic Ocean.
In which one of the following blood vessels is blood under the lowest pressure?
A) artery B) arteriole C) capillary D) venule E) vein
Place the following steps in the correct order to reflect how a plaque assay is done.1. Several dilutions of sample to be assayed are prepared.2. Dilutions are mixed with the appropriate bacterial host.3. Bacterial/sample dilution mixtures are plated on agar plates.4. Plates are incubated to allow for plaque development.5. Plates from different dilutions are examined and plaques are counted.
Fill in the blank(s) with the appropriate word(s).