Examlex
Use your calculator to evaluate the following expressions. If the value is
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Algae
A diverse group of photosynthetic organisms, mostly aquatic, that include seaweeds and many single-celled forms, contributing significantly to oxygen production and biogeochemical cycles.
Evolutionary History
The branch of biology that studies the origins and changes in the diversity of life over time.
Major Events
Significant occurrences or happenings, especially those that mark a particular period or are of historical importance.
Nonvascular Plants
Plants that lack a vascular system consisting of xylem and phloem, including mosses, liverworts, and hornworts.
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