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Introduction
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FAQ
- Q: What are
halophiles?
- A: Microorganisms which grow in high salinities, usually
those higher than the sea.
- Q: Why is Halobacterium
sp. NRC-1 called Archaea and not Bacteria?
- A: Halobacterium sp. NRC-1 is a member of the third
domain of life, called Archaea, and are different from members of the
other two domains, Bacteria and Eukarya.
- Q: What do Halobacterium
sp. NRC-1 cells look like under the microscope?
- A: Cells are rod-shaped and motile. They will appear phase
bright in a phase microscope if they produce gas vesicles. In the
absence of these organelles, they appear dark.
- Q: When looking at
colonies, how can I tell the difference between the Vac+
and Vac- phenotype?
- A: The Vac+ colonies
appear pink and opaque, while the Vac-
colonies appear red and translucent.
- Q: Do they stain
either Gram positive or Gram negative?
- A: They cells have a pink color to them, and stain Gram
negative.
Feedback and input from educators at any level would be greatly
appreciated. Please contact the Halo-Ed
Team.
For
Questions and Suggestions, contact the Halo-Ed
Team
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