Over the years, the neurotoxin has become more toxic. How might the toxin have changed

over time?



. mutation
b. gene flow
c. adaptive radiation
d. sexual selection


A

Biology & Microbiology

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The vestibular canal contains ____, while the cochlear duct contains ____

a. endolymph; perilymph b. tympanic membrane; organ of Corti c. organ of Corti; endolymph d. perilymph; endolymph e. scala media; endolymph

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When a sudden change in the environment, such as a flood or fire, reduces the size of a population, the survivors' collective gene pool will be only a limited representation of what was present before the disaster. This phenomenon is called the:

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Evolution is the 

A. slow change in the genetic makeup of a population of organisms over many generations. B. fast change in the genetic makeup of a population of organisms over many generations. C. slow change in the genetic makeup of an individual over a lifetime. D. fast change in the genetic makeup of an individual over a lifetime.

Biology & Microbiology