Which of the following can be a potential disease reservoir for a pathogen which infects humans?
A) only humans or inanimate objects that an infected human directly handles
B) only humans or non-human animals
C) Humans, non-human animals, inanimate objects, or environmental niches can all serve as reservoirs for a pathogen which infects humans.
D) only humans
E) environmental niches such as soil or water
Answer: C
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Which type of cellular proteins internally support the axopods of radiolarians?
a. microfilaments b. microtubules c. actin filaments d. lysosomal proteins
A person with this lung disease experiences a loss of elastic tissue, which makes it hard to exhale
A) pneumonia B) emphysema C) tuberculosis D) influenza
Who originally discovered the process of bacterial transformation?
A. Griffith B. Meselson and Stahl C. Chargaff D. Hershey and Chase E. Watson and Crick
Please match the viral diagnostic method to its description.
Used to specifically amplify viral nucleic acid sequences that can then be detected using probes A) PCR B) Immunological testing C) Electron microscopy D) Cell and tissue culture techniques E) Observation of the patient