lab practical 1 Flashcards

(66 cards)

1
Q

fungi reproduce…

A

asexually

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2
Q

the three shapes of bacterial cell walls

A

bacillus (rod-shaped), coccus (spherical) and spirillum (spiral)

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3
Q
A

penicillium

fungi

phylum: ascomycota

multicellular free-living heterotrophic

appearance: clear rings, sort of square

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4
Q

have one flagellum, most primitive protozoans and are parasitic as well as free-living heterotrophs

A

flaggellates

Ex. trypanosoma (cause african sleeping sickness)

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5
Q
A

rhizopus

fungi (bread mold)

phylum: zygomycota

multicellular, free-living, heterotrophic

Reproducing: bulbs with stems on two ends mass: fuzzy with dots

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6
Q
A

paramecium

protist

phylum: cilophora

unicellular, free-living, heterotrophic, protozoan

Swimmy when alive, ovals w/ distinct nucleus looking inside circle

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7
Q

How large is a tryanosome relative to Amoeba?

A

Much smaller

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8
Q

Archaebacteria that are survivors of ancient lines that have persisted in habitats similar to those present when bacteria first evolved

A

extremophiles

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9
Q

pigments of cyanobacteria

A

chlorophyll a, phycocyanin an phyocoerythrin

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10
Q

Free-living in freshwater. One of the most studied and undergoes reproduction through conjugation.

A

paramecium (ciliate)

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11
Q

segmention of the body for reproduction

A

transverse fission

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12
Q

derive their energy from photosynthesis or the oxidation of inorganic molecules

A

autotrophic

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13
Q

The three main domains of organisms

A

Archaea, Bacteria and Eukarya

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14
Q

Eukaryotes

A

has membrane-bound organelles

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15
Q
A

saccharomyces

fungi (yeast)

phylum: ascomycota

unicellular, free-living, heterotrophic

appearance: little purple/pink circles

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16
Q

slime mold that live alongg the damp forest floor in a mass of brightly colored protoplasm

A

plasmodium

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17
Q

when do fungi reproduce sexually?

A

When hyphae of two genetically different individuals of the same species encounter one another.

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18
Q
A

amoeba

protist

phylum: rhizopoda

unicellular, free-living, heterotrophic, protozoan

appearance: spongebob background clouds with center dot

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19
Q

Stains pink

A

Gram Negative

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20
Q

when fungi’s nuclei fuse

A

karyogamy

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21
Q

How do daughter colonies exit Volvox?

A

They are released when the parent cell disintegrates

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22
Q

Prokaryotes

A

lacks cell membrane bound organelles,

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23
Q

four major phyla of fungi

A

chytridiomycota, zygomycota, ascomycota and basidiomycota

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24
Q
A

volvox

protist

phylum: chlorophyta

unicellular, free-living, autotrophic, algae

appearance: orbs with little orbs in them

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25
What is the function of the eyespot of Euglena?
It detects light
26
Domain that includes fungi, plantae and animalia
Domain Eukarya
27
coprinus fungi phylum: basidiomycota multicellular, free-living, heterotrophic appearance: thin clear horseshoe crab shape
28
movable extenison of cytoplasm used for locomation and gathering food
pseudopods
29
euglena protist phylum: euglenophyta unicellular, free-living, autotrophic, algae appearance: little swimmy guys but algae too
30
31
diatom protist phylum: chrysophyta unicellular, free-living, autotrophic, algae appearance: beautiful, distinct shapes
32
Are the filaments of Spirogyra branched?
Yes
33
Bacteria reproduce asexually via...
Binary fission
34
patch of millions of bacterial cells that produce the look of a single cell on agars surface
colony
35
cladophora protist phylum: chlorophyta unicellular, free-living, autotrophic, algae appearance: branching stems, green
36
lichen fungi with a symbiotic relationship with algae phylum: ascomycota multicellular, free-living, hetero/autotrophic appearance: Thick line, w/ 2 sides. One thick and bumpy, the other sort of clear
37
stains purple
Gram positive
38
What are the advantages of conjugation in Paramecium?
Exchange of genetic material
39
Would you expect lichens to grow best in rural or urban environments?
Rural because they are susceptible to air pollution
40
types of asexual reproduction in fungi
budding and fragmentation
41
How is the structure of yeast hyphae different from that of molds?
They are round while others form linear structures
42
"shelled amoebas" marine organisms that are stiff pseudopods with a test made of CaCO3
foraminiferans
43
when food is engulfed and a food vacuole is formed
phagocytic
44
geaster fungi phylum: basidiomycota multicellular, free-living, heterotrophic appearance: mushroom flower
45
a long appendage that helps for movement in a cork-screw like motion.
flagellum
46
two types of nuclei in ciliates
micronuclei and macronuclei
47
plasmodium protist phylum: apicomplexa unicellular, parasitic, heterotrophic, protozoan Parasites INSIDE blood cells
48
What is the adaptive significance of spores forming on ends of upright filaments rather than closer to the protective substrate?
It makes it easier for them to spread
49
spirogyra protist phylum: chlorophyta unicellular, free-living, autotrophic, algae Appearance: stick stem segments, green
50
What are the tiny spheres inside the larger sphere of Volvox?
Daughter colonies
51
mycelium and hyphae absorb nutrients making fungi..
absorptive heterotrophs
52
slender filament of cytoplasm and nuclei enclosed by the cell wall.
hypha
53
54
derive their energy from organic molecules made by other organisms
heterotrophic
55
Under what environmental conditions would a zygote not undergo meiosis immediately?
During unfavorable environmental conditions
56
transformation of atmospheric nitrogen into other nitrogenous compounds that can be used as nutrients by plants.
nitrogen fixation
57
escherichia coli Kingdom: eubacteria
58
mass of hypha make up an individual organism called..
mycelium
59
when haploid cells from two mating fungi strains fuse their cytoplasms
plasmogamy
60
fucus protist phylum: phaeophyta multicellular, free-living, autotrophic, algae Kelp
61
Some bacteria have genetic recombination via... That all or seom parts of the genetic material is transferred from one bacterium to another bacterium
conjugation
62
slime mold protist phylum: apicomplexa multicellular, free-living, heterotrophic, protozoan appearance: blotchy under slide, not under slide I know it
63
allomyces fungi phylum: chytridiomycota multicellular, parasitic, heterotrophic appearance: stems with dots on them
64
65
How does movement of Paramecium compare with that of Amoeba?
Paramecium uses cilia
66
trypanosoma protist phylum: sarcomastigophora unicellular, parasitic, heterotrophic, protozoan parasites among the blood cells