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Lecture 10 Excavata

QuestionAnswer
Protists are unicellular or Multicellular? Unicellular
What is the Diversity of Protist Most are unicellular and some are colonial, multicellular, and multinucleate.
What is a multinucleate a multiple of nuclei
What are the multinucleate features no cell wall or plasma membrane
What occurs in multinucleates? Mitosis without cytokinesis
What are the 3 types of protists. Autotrophic, heterotrophic, and mixotrophic
where do protists live? aquatic area marine or freshwater
What is a Protozoan Animal like protist
What are slime molds Fungus like protists
What are algae Plant like protists
Do protists represent a true clade? no
what is the first protist in the excavata branch Diplomonadida
What are the diplomonadida Charcterisitic Unicellular heterotrophs move using multiple flagella reproduce asexually no cell wall two nuclei Primitive mitochondria
What is giardia A parasite in humans
What does giardia cause. Severe diarrhea
What is the 2nd protist of the Excavata Branch Parabasalida
What are the cahertisitic of Parabaslida Unicellular heterotrophs Move using multiple flagella reproduce asexually no cell wall one nucleus Primitive mitochondria
Where are the parabaslids located Parabaslids are entirely symbiotic within animals. (live insde of animals)
Trichonympha Breaks down the cellulose of lignin in wood
trichomonas Live parasitically within the human urogenital system
Trichomoniasis A sexually transmitted disease that result in infections of the female system
What branch is Kinetoplastida in. Discicristata branch
What are the characteristic unicellular heterotrophs Move using two flagella reproduce asexually no cell wall a single full functional mitochondrion
Where is kinetoplastida found in marine, freshwater or damp terrestrial enviroments
What type of kinetoplasts are parasitic Trypanosoma
What is Trypanosoma African sleeping sickness and Chagas disease
Euglendia 2nd protist in the Discicristata branch
What are the chacteristics of Euglendia Unicellular mixotroph, moves using one long flagellum, reprodu ce assexually, no cell wall
What is replaced with the cell wall in euglendia protists. a pellicle (priten sheet) lies directly beneath the plasma membrane
Where is euglendia located mostly freshwater ( a few marine)
Is euglendia a phytoplankton yes under the euglendia group
What do contractile vacouoles do? Store and expel excess water in freshwaterr habitats
Created by: Amir_Khan04
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