Get yours when you book a hotel on TripAdvisor and review your stay! Cabo San Lucas Tourism: Best of Cabo San Lucas. Cabo San Lucas, Mexico. As a well-known destination for both spring breakers and A-list travelers in need of a getaway, Cabo San Lucas has definite vacation cred. The beaches here range in temperament, from the serene waters of the Sea of Cortez and Playa del Amor to the kickinâ waves of Zippers, a surfing paradise.
Diatoms. The cell walls of diatoms are made of silica formed into their characteristic pillbox shape. Diatoms are composed of two valves or frustules, one on top of the other, within which the living matter of the diatom is found.
(Bacillariophyta), a division of algae comprising about 20,000 species. Diatoms are microscopic (0.75-1500 microns), unicellular, and solitary or colonial algae.Among the colonial forms are species that live in slimy pipes, forming brown clusters that reach 20 cm in height. Diatom cells have hard siliceous shells (frustules) consisting of two overlapping halves or valves.Bacillariophyta), a division of algae comprising about 20,000 species. Diatoms are microscopic (0.75-1500 microns), unicellular, and solitary or colonial algae.