You are given a sentence and your task is to generate another sentence that supports the given input.

[Q]: Food and habitat availability, reproduction, environmental cycles, and temperature change may be causes of migration for some species.
[A]: A change of season and less food usually cause certain animals to migrate.


[Q]: According to Darwin's theory of evolution, natural selection means only the organisms best adapted to their environment tend to survive and transmit their genetic characters in increasing numbers to succeeding generations while those less adapted tend to be eliminated.
[A]: Evolution occurs by natural selection, a process whereby better-adapted members pass along their traits, according to darwin.


[Q]: A carbon dioxide molecule, CO 2 , is linear, with the two oxygen atoms an equal distance on either side of the carbon atom.
[A]:
Carbon dioxide molecules consist of a central carbon atom bonded to two oxygen atoms.


