Week 1 - BIOS 242 Exam Questions With Answers

Week 1 - BIOS 242 Exam Questions With Answers Antoni van Leeuwenhoek - ANS father of microbiology Antoni van Leeuwenhoek - ANS he began making and using simple microscopes, and often made a new microscope for each specimen bacteria, archaea, fungi, protozoa, algae, and small multicellular animals - ANS Leeuwenhoek's microorganism classifications bacteria and archaea - ANS unicellular and lack nuclei, much smaller than eukaryotes, found everywhere there is sufficient moisture, reproduce asexually bacteria - ANS peptidoglycan fungi - ANS eukaryotic (have membrane-bound nucleus), obtain food from other organisms, and possess cell walls two categories of fungi - ANS molds and yeasts molds - ANS multicellular; grow a long filaments; reproduce by sexual and asexual spores yeasts - ANS unicellular; reproduce asexually by budding; some produce sexual spores protozoa - ANS single celled eukaryotes, similar to animals in nutrient needs and cellular structures, live freely in water, asexual, most are capable of locomotion pseudopods - ANS cell extensions that flow in direction of travel cilia - ANS numerous short protrusions that propel organisms through its environment flagella - ANS extensions of a cell that are fewer, longer, and more whiplike than cilia algae - ANS can be unicellular or multicellular, photosynthetic, simple reproductive structures, and categorized based on pigmentation and composition of cell wall Aristotle - ANS who first proposed spontaneous generation spontaneous generation - ANS living things can arise from nonliving matter