Examlex
These types of tests contain items that can be scored in terms of speed, accuracy, or both.
Bacteria
Single-celled microorganisms that can be found in a wide range of environments; some cause disease while others are beneficial.
Siliceous Shells
Shells or skeletons of some aquatic organisms, made of silica and found in diatoms and certain sponges.
Diatoms
A major group of algae, specifically microalgae, known for their unique silica-based cell walls, which exhibit intricate and beautiful designs.
Unicellular
Composed of a single cell, characteristic of organisms that perform all life processes within a single cellular structure.
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