Creutzfeldt-Jakob disease is

A. a spongiform encephalopathy of humans.
B. also called "Mad Cow disease".
C. caused by a chronic latent virus.
D. caused by a viroid.
E. initiated by an oncogenic virus.


Answer: A

Biology & Microbiology

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The ____ protists may cause dysentery after drinking contaminated water

amoeba

a. dinoflagellate

b. apicomplexan c. amoeba d. ciliate e. water mold

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The pulmonary capillaries _____

a. are closely associated with alveoli but do not fuse with them b. fuse with the alveoli to facilitate gas exchange c. bring oxygenated blood back to the heart d. bring deoxygenated blood back to the heart e. fuse with the alveoli to facilitate gas exchange, and bring oxygenated blood back to the heart

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Lactic acid is formed by combining 

A. pyruvic acid and hydrogen. B. CO2 and hydrogen. C. ethyl alcohol and hydrogen. D. pyruvic acid and oxygen.

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Give a brief definition of a homeobox

What will be an ideal response?

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