Quiz 6: Bacterial and Archaeal Diversity

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Lab quiz number 6

14 Terms

1

What are the three domains of life?

Archaea, Bacteria, Eukarya.

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2
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3

Who is considered the father of microbiology?

Antonie van Leeuwenhoek.What did Leeuwenhoek discover using his microscope?

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4

What did Leeuwenhoek discover using his microscope?

"Animalcules" (microorganisms).

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5

What is the most common method of bacterial reproduction?

Binary fission.Name two types of asexual reproduction in bacteria.

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6

Name two types of asexual reproduction in bacteria.

Budding and fragmentation.

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7

What are acid-fast bacteria resistant to?

Decolorization by acids during staining.

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8

What is the term for the shape, size, color, and texture of bacterial colonies?

Colony morphology

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9

What are prokaryotes?

Single-celled organisms without a nucleus or membrane-bound organelles.

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10

What does LUCA stand for?

Last Universal Common Ancestor.

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11

Which group of bacteria oxygenated the Earth’s atmosphere?

Cyanobacteria

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12

What are microbial mats?

Multi-layered sheets of bacteria and archaea.

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13

What are stromatolites?

Fossilized structures formed by the activity of microbial mats, particularly cyanobacteria, often found in shallow water.

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14

Where can modern stromatolites be found?

Shark Bay, Australia, and Anza-Borrego Desert, California.

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