Darwin's Theory-The Principles of Natural Selection
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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1. | Organisms produce more offspring than can survive.
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2. | Differences, or variations, occur among individuals of a species.
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3. | Some variations are passed to offspring.
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4. | Some variations are helpful. Individuals with helpful variations survive and reproduce better than those without these variations.
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5. | Over time, the offspring of those individuals with helpful variations make up more of a population and eventually may become a separate species.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
ellie213
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