1. The Microscopic World Video Notes Protista Kingdom The protists Can cause serious diseases Most are Single-celled organisms Larger than bacteria Have a nucleus Protozoa-animal like protists Locomotion is highly developed Cilia-hair-like structure Phylum: Ciliates Use cilia to sweep food into their mouths Pseudopods- “false feet” Phylum: Rhizopods amoeba Flagella: whip-like threads Phylum: Flagellates Euglena Both animal and plant like Plant like: Green colored chloroplasts that make food Animal like: In darkness, hunts and digests food Animal like: Ability to move freely about Vacuoles-sack-like structures Life processes Digestion-food vacuoles Elimination of wastes-food vacuoles Osmotic Balance-contractual vacuoles plant like protists Phylum: Green Algae Found in stagnant water Primary food producers and producers of oxygen Cell colonies-groups of single celled organisms living together Volvox colonies Phylum: Golden Algae Diatoms Glassy cell wall Fresh and salt water Reproduction Asexually Identical genes-clones Sexually Conjugation with mating tube More likely to survive in the environment Video Quiz: True or False 1. Monerans lack a nucleus 2. Viruses are not living organisms 3. Contractual vacuoles are used for locomotion 4. Diatoms are a type of algae. 5. During conjugation, DNA passes through 2 cells.