1. Lab Exercise 10 : Protists

2. Station 1. Entamoeba histolytica and then trophozoites hatch out in the intestines and can be seen in fecal smears Name two ways parasitic Entamoeba histolytica is different from its pond water ‘cousin’ Amoeba proteus Cysts are ingested in contaminated water or food Answer: It has no contractile vacuoles or food vacuoles

3. Station 2. Trypanosoma brucei

4. Station 3: Giardia lamblia flagella

5. Station 4: Trichomonas vaginalis Vaginal smear

6. Station 5. Paramecium caudatum a. Method of reproduction? Asexual or sexual? Conditions? b. Method of reproduction? Asexual or sexual? Conditions? Answers: a. binary fission, asexual, good conditions b. conjugation, sexual, harsh conditions c. anterior end c. Anterior or posterior end?

7. Station 6. Plasmodium life cycle Gametocytes Fertilization occurs Sporogony (10-14 days) 48 hour cycles Schizogony form Macro and micro zygotes

8. Station 7. Physarum (slime mold) cyclosis

9. Station 8. Slime mold sporangia

10. Station 9. Dinoflagellates Name of groove? Answer: annulus

11. Station 10. Diatoms Habitats? Answer: round marine, elongated freshwater Cell wall composed of? Answer: silica (glass)

12. Station 11. Diatomaceous earth

13. Station 12. Filamentous Green algae Spirogyra b. Haploid (n) or diploid (2n)? a. Type of reproduction? Asexual or sexual? Conditions? Answers: a. conjugation, sexual, harsh conditions b. diploid (2n)

14. Station 13. Red Algae agar

15. blade Kelp Station 14. Brown agae algin

16. Wet Mount 1. Amoeba proteus

17. Wet Mount 2. Trichonympha from termite gut

18. Wet Mount 3. Paramecium caudatum

19. Paramecium, continued

20. Wet Mount 4. Euglena gracilis A

21. Wet Mount 5. Volvox