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Biology > Ch 19 Vocab > Flashcards

Ch 19 Vocab Flashcards

0
Q

Eubacteria

A

Bacteria that is ecologically diverse in a kingdom

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1
Q

Prokaryote

A

Single celled organisms that lack a nucleus

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2
Q

Archaebacteria

A

Bacteria that live in extreme environments

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3
Q

Bacilli

A

Rod shaped prokaryotes

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4
Q

Cocci

A

Spherical prokaryotes

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5
Q

Spirilla

A

Spiral and corkscrew shaped prokaryotes

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6
Q

Gram staining

A

A method used to tel prokaryotes apart

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7
Q

Chemoheterotrophs

A

Prokaryotes that have to take in organic molecules for both energy and supply of carbon

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8
Q

Photo heterotrophs

A

Smaller group of prokaryotes that are photosynthetic. They use sunlight for energy, but also take in organic compounds as a carbon source

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9
Q

Photo autotrophs

A

Prokaryotes that are autotrophs, which they use light energy to convene carbon dioxide and water to carbon compounds

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10
Q

Chemo autotrophs

A

Prokaryotes that can do chemosynthesis

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11
Q

Obligate aerobes

A

Bacteria that have to live with oxygen

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12
Q

Obligate anaerobes

A

Bacteria that need to live without oxygen

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13
Q

Facultative anaerobes

A

Bacteria that can survive with or without oxygen

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14
Q

Binary fission

A

A type of reproduction that doubles in size, replicated DNA, and divides in half

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15
Q

Conjugation

A

Bacteria exchanging information

16
Q

Endospore

A

Thin internal wall in bacteria that enclosed it’s DNA and a portion of it’s cytoplasm

17
Q

Rhizobium

A

Bacterium that grows in nodules or knobs on the roots of soybean plants

18
Q

Viruses

A

Particles of nucleic acid, protein, and sometimes, lipids

19
Q

Capsid

A

Virus protein

20
Q

Bacteriophage

A

Viruses that infect bacteria

21
Q

Lytic infection

A

Host cell makes copies of the virus indefinitely

22
Q

Prophage

A

Viral DNA that is embedded in the host’s DNA

23
Q

Retrovirus

A

Viruses contain RNA as their genetic information

24
Q

Pathogens

A

Disease causing agents

25
Q

Tuberculosis

A

Caused by streptococcus, bacterium destroys lung tissue

26
Q

Strep throat

A

Caused by streptococcus, bacterium releases toxin into bloodstream can cause scarlet fever

27
Q

Vaccine

A

Preparation of weakened or killed pathogens

28
Q

Antibiotics

A

Compounds that black growth and reproduction of bacteria

29
Q

Viroids

A

Single stranded RNA molecules that have no surrounding capsids

30
Q

Prions

A

Protein infectious particles

Biology (13 decks)

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