If Argus fell into the waters around Labrador (temperature 1°C, or 34°F), what reaction is most likely to happen?
A) increased blood flow to hands B) sweating
C) dilation of the blood vessels of the dermis D) piloerection
Answer: D
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Mu is a ________ virus with a ________ tail
A) ssRNA / filamentous B) dsRNA / helical C) ssDNA / filamentous D) dsDNA / helical
If you were a researcher interested in trying to find a cure for multiple sclerosis, in which area would
you focus your research? a. understanding how myelin synthesis is regulated b. understanding why neurofibrillary tangles occur in the brain c. understanding how neural impulses are transmitted to other nerves d. understanding the action of the ion pumps e. understanding the regulation of neurotransmitter secretion and recycling
All the members of a single species that occupy a particular area at the same time are known as a
A. sub-population. B. gene pool. C. group. D. subspecies. E. population.
If oxygen had been present at the beginning of organic evolution, one hypothesis suggests that
A. evolution would have been speeded up. B. evolution would have been speeded up only for plants. C. no change would be noted. D. life would not have evolved.