Answer:
An isthmus is a narrow strip of land that connects two larger landmasses and separates two bodies of water.
Explanation:
Jefferson's party, known today as the Democratic-Republican Party, was then in full control of the apparatus of government—from the state legislature and city hall to the White House.
Jeffersonian democracy
https://en.wikipedia.org/wiki/Jeffersonian_democracy
In natural selection, only the fittest organism are able to survive long enough to reproduce. Therefore, only these organisms pass on their genetic information, as they were "selected" by nature.
An animal known with the term banded is a Nine-banded armadillo.
Operant-conditioning is the process by which a response becomes more likely to occur or less so, depending on its consequences. Shaping is an operant-conditioning procedure in which successive approximations of a desired response are reinforced. shaping spontaneous recovery stimulus generalization stimulus discrimination . This process of establishing a behavior was first developed and used by B.F Skinner,