Chapter 16 Pt 1 Flashcards

1
Q

A protist that produces its food by photosynthesis

A

Alga-algae

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2
Q

A life cycle in which there is both a multicellular diploid form, the sporophyte, and a multicellular haploid form, the gametophyte; a characteristic of plants and multicellular green algae.

A

Alternation of generations

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3
Q

A protist that moves and feeds by means of pseudopodia.

A

Amoeba

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4
Q

A member of a clade of protists that includes amoebas and slime molds and is characterized by lobe-shaped pseudopodia

A

Amoebozoan

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5
Q

One of two prokaryotic domains of life.

A

Archaea

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6
Q

An organism that makes its own food (often by photosynthesis), thereby sustaining itself without eating other organisms or their molecules. Plants, algae, and numerous bacteria are examples.

A

Autotroph

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7
Q

A rod-shaped prokaryotic cell.

A

Bacillus/bacilli

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8
Q

One of two prokaryotic domains of life.

A

Bacteria

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9
Q

A surface-coating colony of prokaryotes that engage in metabolic cooperation.

A

Biofilm

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10
Q

The use of living organisms to detoxify and restore polluted and degraded ecosystems.

A

Bioremediation

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11
Q

One of a group of marine, multicellular, autotrophic protists belonging to the stramenopile clade; the most common and largest type of seaweed. This organism includes the kelps.

A

Brown algae

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12
Q

A type of protist that has unicellular amoeboid cells and aggregated reproductive bodies in its life cycle; members of amoebozoan clade.

A

Cellular slime mold

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13
Q

An organism that obtains both energy and carbon from inorganic chemicals. This organism makes its own organic compounds from CO2 without using light energy.

A

Chemoautotroph

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14
Q

A group of bacteria that live inside eukaryotic host cells. Includes human pathogens that cause blindness and nongonococcal urethritis, a common sexually transmitted disease.

A

Chlamydia

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15
Q

A type of protist that moves and feeds by means of cilia. This protist belongs to the alveolate clade.

A

Ciliate

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16
Q

A spherical prokaryotic cell.

A

Coccus/cocci

17
Q

Photoautotrophic prokaryotes with plantlike, oxygen-generating photosynthesis.

A

Cyanobacteria

18
Q

A unicellular, autotrophic protist that belongs to the stramenopile clade. This mircroorganism possess a unique, glassy cell wall containing silica.

A

Diatom

19
Q

A member of a group of protists belonging to the alveolate clade. These organisms are common components of marine and freshwater phytoplankton.

A

Dinoflagellate

20
Q

A thick-coated, protective cell produced within a bacterial cell. This microorganism becomes dormant and is able to survive harsh environmental conditions.

A

Endospore

21
Q

A poisonous component of the outer membrane of gram-negative bacteria that is released only when the bacteria die.

A

Endotoxin

22
Q

A poisonous protein secreted by certain bacteria.

A

Exotoxin

23
Q

A microorganism that lives in a highly saline environment, such as the Great Salt Lake or the Dead Sea.

A

Extreme halophile

24
Q

A microorganism that thrives in a hot environment (often 60-80°C).

A

Extreme thermophile

25
Q

A protist that moves and feeds by means of threadlike pseudopodia and has porous shells composed of calcium carbonate

A

Foraminiferan (foram)