Any substance that triggers an immune response in the body is called a(n) ________
A) MHC marker
B) memory cell
C) antigen
D) complement
C
Biology & Microbiology
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Answer the following statements true (T) or false (F)
1. Most extremophiles are archaea. 2. A pathogen is a parasitic microbe. 3. Feeding antibiotics to livestock promotes human health. 4. Mitochondria originated from proteobacteria.
Biology & Microbiology
What do structures like breakwaters and jetties inhibit?
a. Geographic distributions b. Species diversity c. Sediment transport d. Wetlands
Biology & Microbiology
High molecular similarity always reflects evolutionary relatedness
Indicate whether the statement is true or false
Biology & Microbiology
Which of the following drugs is an MAOI?
A) Elavil B) Parnate C) Sinequan D) Pamelor
Biology & Microbiology