The brain and spinal cord interpret the frequency of action potentials they receive as

A) stimulus importance.
B) convergence.
C) stimulus intensity.
D) a reflex.
E) divergence.


C

Biology & Microbiology

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Sulfolobus are archaea that are commonly found in geothermal environments, with an optimum growth temperature of about 80°C. What feature allows archaea to thrive at such temperatures?  

A.  Archaea are highly adaptable to changing environmental temperatures. B.  Archaea have two cell walls which helps prevent heat absorption. C.  Archaeal membranes contain special lipids. D.  Archaea use the heat from their environment to produce ATP.

Biology & Microbiology

How many alleles are there of each SNP?

A. one B. two C. three D. four E. any number, depending on the SNP

Biology & Microbiology

The molecular formula of most monosaccharides represents a multiple of

A) CH3O. B) CH2O. C) CHO. D) CHO2.

Biology & Microbiology

Which of the following is mismatched?

A. Gracilicutes - gram-negative cell walls B. Firmicutes - gram-positive cell walls C. Tenericutes - waxy acid fast cell walls D. Mendosicutes - archaea cell walls E. None of the choices is correct.

Biology & Microbiology