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

Input: Consider Input: 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.

Output: Evolution occurs by natural selection, a process whereby better-adapted members pass along their traits, according to darwin.


Input: Consider Input: Vertebrates are named for vertebrae, the series of bones that make up the vertebral column or backbone.

Output: Backbone is another name for the vertebral column.


Input: Consider Input: An example of this type of crystal is sodium chloride (NaCl).


Output: Compounds like sodium chloride form structures called crystals.