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Bio 106 > Diversity Labs And Lectures > Flashcards

Diversity Labs And Lectures Flashcards

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Biology 101 flashcards
1
Q

Coccus

A

Spherical bacteria

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2
Q

Bacillus

A

Elongated/cylindrical bacteria

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3
Q

Spirillum

A

Twisted corkscrew shaped bacteria

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4
Q

What does it mean to be gram positive

A

A bacteria that can take a gram stain and appears purple

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5
Q

What does it mean to be gram negative

A

A bacterium that does not take a gram stain (typically pink in appearance)

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6
Q

Binary fission

A

The method in which bacteria reproduce asexually

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7
Q

Conjugation

A

Lateral genetic recombination between bacteria

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8
Q

Phycocyanin

A

A blue accessory pigment in photosynthetic organisms

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9
Q

Phycoerythrin

A

A red accessory pigment in photosynthetic organisms

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10
Q

Sheath

A

The jelly like capsule Cyanobacteria reproduce by fission in

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11
Q

Trichromes

A

Long chains of Cyanobacteria

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12
Q

Heterocysts

A

Larger thick walled cells where nitrogen fixation occurs

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13
Q

Algae

A

A type of protist also referred to as seaweed

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14
Q

Filamentous algal species

A

Chains of algal protists attached end to end

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15
Q

Colonial algae

A

Groups of protist algal cells attached in a no filamentous manner

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16
Q

Stigma

A

A light absorbing spot at the anterior end of chlamydomonas (unicellular green algae)

17
Q

Chlamydomonas

A

Unicellular green alga (protist)

18
Q

Isogamous

A

Gametes of two strains of protists having identical shape and appearance

19
Q

Syngamy

A

Pairing and fusion of morphologically similar haploid gametes to form a diploid zygote

20
Q

Zygospore

A

A zygote surrounded in a resistant surface

21
Q

Spores

A

Haploid individuals produced by meiosis

22
Q

Conjugation

A

Sexual reproduction in spyrogyra

23
Q

Fragmentation

A

Asexual reproduction in spirogyra

24
Q

Conjugation tube

A

What is formed when filaments lay side by side and form projections that touch to create a zygote

25
Q

Spirogyra and cladophora

A

Filamentous green algae

26
Q

Sporophyte

A

The diploid stage of the life cycle that produces spores

27
Q

Gametophyte

A

The haploid stage of the lifecycle that produces gametes

28
Q

Alternation of generations

A

The phenomenon of alternating haploid and diploid stages of a life cycle

29
Q

Oogamy

A

Motile sperm swimming to and fusing with a large nonmotile egg to form a diploid zygote

30
Q

Daughter colonies

A

The product of asexual reproduction in volvox; new colonies that initially reside within their parent colony

31
Q

Volvox

A

Colonial green alga

32
Q

Fucoxanthin

A

Brown pigment in brown alga

33
Q

Conceptacles

A

Tips of Fucus branches

34
Q

Oogania

A

Multicellular sex organs that produce eggs

35
Q

Antheridia

A

Multicellular sex organs that produce sperm

Bio 106 (1 decks)

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