The identification of which structures, produced by the pathogen, in the stool samples aided in the patients diagnosis?
A. inclusions
B. cyst
C. endospores
D. nuclei
Answer: B. cyst
Biology & Microbiology
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The production of second messengers in signal transduction offers at least two advantages, speed and
A. specificity. B. amplification. C. one-to-one stochiometry. D. reversibility. E. affinity.
Biology & Microbiology
Based on the morphological species concept, why would you assume that there are many different
species of rat snakes?
What will be an ideal response?
Biology & Microbiology
The main phloem-conducting cells are
A. tracheids. B. companion cells. C. sieve tube elements. D. vessel elements. E. stomata.
Biology & Microbiology
The lithosphere is an area that is without living microorganisms.
Answer the following statement true (T) or false (F)
Biology & Microbiology