Which of the following statements are true of Trichomonas vaginalis?
A. It lacks mitochondria.
B. It attacks the human genitourinary tract.
C. It is a member of the supergroup Discoba.
D. It uses flagella for movement.
E. It synthesizes its own organic nutrients.
Answer: D
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Which of the following is an example of a connective tissue?
A) the surface of the skin B) nerves C) blood D) cuboidal epithelium E) smooth muscles
Which of the following is defined as "heat content"?
A) energy output B) heat loss C) entropy D) solar radiation E) enthalpy
Olfactory neurons first transmit their action potential to the central nervous system structure called the
A. cerebellum. B. amygdala. C. accessory olfactory bulb. D. olfactory bulb. E. cerebral cortex.
In the disc diffusion susceptibility test, as the antimicrobic diffuses through the media and the concentration gradient is created, where is the highest level of the antimicrobic?
A) The highest level of antimicrobic is found closest to the disc. B) The highest levels of antimicrobic are found at the point on the plate furthest from the disc.