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BIOS 225 Exam
- bacterium
- Types of Microorganisms
- Prokaryotic cells
- What are considered prokaryotic cells?
- What are considered Eukaryotic cells?
- In which growth phase are bacteria susceptible to antibiotics? A.log
- Stationary
- Death
- Lag
- Bacteria lack what type of membrane?
–Answer A single called mircro organism lacking a nucleus
–Answer Bacteria Archaea Fungi Protozoa Algae Viruses
–Answer have no nucleus
–Answer Bacteria Archaea
–Answer Fungi Algae Protozoa
–Answer Antibiotics would be most effective during the log phase. Cells are actively growing and synthesizing new cellular structures and metabolism is at its peak
–Answer nuclear, and they also lack organelles such as mitochondria, and an endoplasmic reticulum 1 / 2
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- By definition, which of the following microbe types ALWAYS cause disease? A.pathogen
- Protozoan
- Virus
- Bacterium
- What is the term that describes communities of various types of microor- ganisms that can
- Which of the following groups includes members that can have DNA or RNA as their
- Fungi
- Viruses
- Protozoa
- Bacteria
- Which type of microorganism cannot survive in the presence of oxygen?
- Obligate aerobes
- Barophiles
- Obligate anaerbes
–Answer Pathogen
adhere to living and nonliving surfaces?–Answer Biofilm, which is a slimy layer of microbial cells that adhere to a surface
genome?
–Answer Viruses
- Microaerophilies
- doubling time formula of a cell example
- cell x 2(3)= 8
- Halophilic organisms need high concentrations of what?
- / 2
–Answer Obligate anaerobes. Obligate anaerobes are microorganisms that cannot survive in the presence of oxygen. They thrive in environments without oxygen and may be harmed or killed by its presence.
–Answer