Examine Type 4 hypersensitivities by completing the sentence. Compared to Type 3 hypersensitivities, ____________ reactions primarily involve _________ cell activity.

A) Xenografts
B) Delayed
C) Autografts
D) Contact dermatitis
E) MHC 1
F) T
G) Tuberculin
H) Allografts
I) GVHD
J) Type 4


A) Type 4
F) T

Biology & Microbiology

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Oxidoreductase apoenzymes utilize a coenzyme to function.  The NAD+ and FAD coenzymes

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True or False: Hormones and their receptors contribute to promiscuity in the vole

A. true B. false

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Unsaturated fats have lower melting points than saturated fats

Indicate whether this statement is true or false.

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Four of the five choices listed below are

characteristics of phloem. Select the exception. a. consists only of cell walls b. characterized by channels across plant cell walls c. sieve plates found between some cells d. includes accessory companion cells e. transports sugar

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