The theory that macroevolution proceeds as the result of gradual microevolutionary change
a. is the only explanation of speciation accepted by biologists today
b. is called the theory of punctuated equilibrium
c. has been refuted
d. has been questioned as the exclusive mode of speciation
e. postulates rapid evolutionary change followed by long periods of stasis
Question 2
The diversification of reptiles facilitated by the evolution of the reptilian egg is a good example of which of the following?
a. parallel evolution
b. specialization
c. homology
d. adaptive radiation
e. devolution
The same star field photographed with (a) a ground-based telescope, which is subject to poor seeing
This modified model of Easton’s systems theory puts government decision makers as the source of pol
Population Growth and Change
Radiative forcing expresses change in energy input over time
Recent Climate Change
Inflamed skin (dermatitis) can result from pellagra