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Natural Selection Crossword Puzzle

Across
The quality of having many different
A group of organisms that live in the same area
A characteristic, a behavior, or any inherited that gives an organism or offspring an advantage into the atmosphere
A thought based on observation and testing
A change that occurs overtime in the traits of a species
The theory that evolution occurs slowly but steadily
When you breed 2 organisms together and they have traits that are desirable to your liking
When species produce way more offsprings that could possibly survive
Breed Pigeons & came up with the theory of evolution
Permanent Change in DNA
A term used by paleontologist refers to the total number of fossils onrecord
A trace of an ancient organism that are preserved in rock
Down
The process in which one species splits into 2 or more species
Made up of many cells
Different forms of a trait or traits in a species
A rudimentary structure in humans corresponding to a functional structure or organ in an ancestral animals
Organisms with traits better suited to their environment & reproduces most often; this occurs over many generations
Made up of one single cell
Where animals and organisms descend from
Known as survival of the fittest & the continued existence of organisms that are best adapted to their environment