Algae are a diverse group of undifferentiated aquatic organisms that contain chlorophyll. They range in size from microscopic organisms to giant kelp. They are important as primary producers and provide oxygen for other aquatic life. Algae are plant-like organisms that are photosynthetic and aquatic, with simple reproductive structures, but do not have true roots, stems, … Read More


Microorganisms are microscopic organisms commonly known as microbes. They are present everywhere — even inside of our bodies. This diverse group of living organisms are too tiny to be seen without a microscope. Microorganism include bacteria, viruses, fungi, algae, archaea, protists, and protozoa. This course covers the following: Characteristics of microorganisms and classify them Characteristics, … Read More