'Freshwater environments' diaporamas de présentation

An Introduction to Ecology

1.14k views • 114 slides

The Cell and Characteristics of Life Review

The Cell and Characteristics of Life Review . Gel-like fluid where many different organelles are found. c ytoplasm. c ell membrane nucleus nuclear membrane cytoplasm cell wall chloroplast vacuole mitochondrion. Captures energy from sunlight and produces food . chloroplast.

355 views • 22 slides

Evolution of Armor Plating in Three-spined Sticklebacks

Evolution of Armor Plating in Three-spined Sticklebacks. EEB 440: Biology of Fish Isaac Fine, Allie Leitch, Karen Baweja, Meagan Crofoot. Three Spined Stickleback Gasterosteus aculeatus. Frequent the Northern Hemisphere Typically 4-6cm long Have at least 3 dorsal spines

174 views • 17 slides

Kingdom Protista

Kingdom Protista. Chapter 19. What is a protist?. Protists may be: unicellular or multicellular . microscopic to very large. heterotrophic or autotrophic . beneficial, parasitic, or innocuous. Are all eukaryotes . There are 3 major categories of protists: animal-like protists

411 views • 16 slides

Molecular Basis for Detection and Cytotoxicity Caused by

Molecular Basis for Detection and Cytotoxicity Caused by Cyanobacterial Producing Microcystin in Harmful Algal Blooms. Steve Mauro, Ph.D. Gannon University mauro003@gannon.edu. Cyanobacteria are common in freshwater environments. These are bacteria capable of

168 views • 7 slides

Alligators

Alligators. Define endangered species:. An endangered species is a native species that faces a significant risk extinction in the near future throughout all or a significant portion of its range . Such species threats such as habitat destruction climate change or pressure from invasie species.

207 views • 7 slides