Examlex
Explain the provisions of the 1850 Fugitive Slave Act and the reaction to it in both North and South.
Zooxanthellae
Photosynthetic algae found in close symbiotic relationships with marine invertebrates such as corals and sea anemones.
Microscopic Algae
Tiny, often unicellular algae, not visible to the naked eye, that live in water and can perform photosynthesis.
Phytoplankton
Microscopic floating algae and cyanobacteria that are the base of most aquatic food webs. Compare with zooplankton. See plankton and nanoplankton.
Classification
The systematic organization of living things into categories based on shared attributes or evolutionary ancestry.
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