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Microbiology > Chapter 12 > Flashcards

Chapter 12 Flashcards

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1
Q

Protozoa, Fungi, Algae, water molds,slime molds are the five major groups of:

A

Eukaryotic organisms

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2
Q

Reproduction of Eukaryotes is MORE/LESS complicated than in prokaryotes?

A

more

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3
Q

Eukaryotic DNA is packaged as ____ in the nucleus?

A

chromosomes

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4
Q

Is there asexual reproduction in eukaryotes?

A

yes

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5
Q

In Eukaryotes, the nucleus has one or two complete copies of genome. If it is a single copy it is called a ____, two copies is called a ______.

A

haploid

diploid

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6
Q

the two types of nuclear division?

A

mitosis, meiosis

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7
Q

Four phases of Mitosis?

A

Prophase
Metaphase
Anaphase
Telophase

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8
Q

Nuclear division that partitions chromosomes into four nuclei and the diploid nuclei produce haploid daughter nuclei. Process called?

A

Meiosis

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9
Q

Cytoplasmic division is known as____

A

cytokinesis

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10
Q

If cytokinesis is delayed or does not occur at all in some algae and fungi, it results in multinucleated cells called ______

A

coenocytes

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11
Q

Coenocytes have three mechanisms involved, the formation of a cell _[a]____, produced by fusion of vesicles. Constriction of a ring of __[b]___ around center of parent cell. And the pinching off of a small cell, which is called _[c]____

A

a- plate
b- proteins
c- budding

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12
Q

Schizogony is a special kind of _____ reproduction

A

asexual

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13
Q

In Schizogony: Multiple mitoses without cytokinesis produces a MEROZOITE/SCHIZONT?

A

schizont

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14
Q

In Schizogony : cytokinesis occurs for all cells simultaneously which produces numerous MEROZOITES/SCHIZONTS?

A

Merozoites

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15
Q

Schizogony occurs in which species, PSEUDONOMIA/PLASMODIUM?

A

Plasmodium

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16
Q

Plasmodium causes a disease called ______

A

Malaria

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17
Q

These three characteristics define which group?

  • eukaryotic
  • unicellular
  • lack a cell wall
A

Protozoa

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18
Q

Protozoa are motile/imotile? They have few or many pathogens?

A

motile

few

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19
Q

Do protozoa have a great or a weak morphologic diversity?

A

great morphologic diversity

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20
Q

Macronucleus’ and Micronucleus’ are found in which group?

A

Protozoa

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21
Q

Which one contains many copies of the genome, controls metabolism, growth, and sexual reproduction?

  • Micronucleus
  • Macronucleus
A

Macronucleus

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22
Q

Which one is involved in genetic recombination, sexual reproduction, and regeneration of macronuclei?

  • Micronucleus
  • Macronucleus
A

Micronucleus

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23
Q

The motile feeding stage found in PROTOZOA is called?

A

Trophozoites

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24
Q

When cells exchange DNA this is known as

A

Conjugation

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25
Trichomonas, a normal resident of the human __[a]____, is an example of a [b] ALVEOLATE/PARABASALA?
a- human vagina | b- parabasala
26
Small membrane bound cavities beneath cell surfaces are called ______
alveolates
27
Paramecium and Balantidium are examples of which classification of Protozoa?
Alveolates
28
(APICOMPLEXANS/DINOFLAGELLATES) have a complex of intracellular organelles located at the ends of the cells and that enable them to penetrate host cells.
Apicomplexans
29
(APICOMPLEXANS/DINOFLAGELLATES) many are bioluminescent and produce red pigment, and some produce neurotoxins?
Dinoflagellates
30
APICOMPLEXANS and DINOFLAGELLATES are both examples of which classification of protozoa?
Alveolates
31
Naegleria, acanthamoeba, Entamoeba are under which classification of Protozoa?
Amoebozoa
32
Which disease cause the following: diseases of eyes and brains that swim in contaminated water. (Naegleria Acanthamoeba/Entamoeba) ?
Naegleria acanthamoeba
33
Which disease causes potentially fatal amoebic dysentery?
Entamoeba
34
What structure moves with flagella,but has no pseudopodia so not an amoeboid movement? (Kintoplastids/Euglenids)?
Euglinids
35
Kinetoplastids are under which classification of protozoa?
Euglenozoa
36
A Kintoplast is a unique region of mitochondrial ____
DNA
37
Trypanosoma and Leishmania are examples of Euglenids/Kinetoplastids?
Kinetoplastids
38
Giardia is an example of ______ which has two equal-sized nuclei, and multiple flagella?
Diplomonadida
39
Does fungi have cells walls? | Photosynthesis?
yes cell walls | no photosynthesis
40
Fungi are more related to ____ than ____ (plants/animals)
animals than plants
41
the study of fungi is called?
Mycology
42
Fungi decompose dead organisms and recycle as _____
nutrients
43
The fungi that cause disease of plants, animals, and humans are called _____?
mycoses
44
The vegetative nonreproductie body of fungi is called?
Thallus
45
A tangled mass of hyphae, usually found underground is called a ____
Mycelium
46
Fungi that have moldlike thallus and yeastlike thallus are called?
Dimorphic
47
Yeast like or mold like are more likely to cause disease?
yeastlike
48
Histoplasma capsulatum causes a respiratory disease called _____
Histoplasmosis
49
Coccidioides immitis causes a flulike disease called
Coccidioimycosis
50
A fungi that absorbs nutrients from remnants of dead organisms is called a ____? They breakdown food outside of their own bodies (unlike us)
Saprobe
51
Most fungi are anaerobic/aerobic?
aerobic
52
Many _____ are faculatative anaerobes?
yeasts
53
Candida albicans can cause oral ___ and _____ _____ infections
thrush, | vaginal yeast
54
Alternaria alternata causes which disease?
asthma
55
The classification of a fungi is based on the type of sexual ____ produced?
spore
56
Zygomycetes is a classification of?
fungi
57
Classify this: Small, obligate intracellular parasites that spread from host to host as small, resistant spores. Basidiomycetes/Microsporidia
Microsporidia
58
These are decomposers and nutrient recyclers with visible fruiting bodies like mushrooms puffballs and bracket fungi? Basidiomycetes/Microsporidia
Basidiomycetes
59
Claviceps purpurea produces _____ (a drug) and is under the classification of fungi called Basidiomycetes/Ascomycetes
Ascomycetes
60
Aspergillus is under which classificatio of fungi? | Basidiomycetes/Ascomycetes
Ascomycetes
61
Alternaria alternata , Penicillium and Saccharomyces are under which classification of Fungi?
Ascomycetes
62
the study of algae?
Phycology
63
Most algae live where?
in water
64
What determines the color of algae and how deep they reside in water?
wavelengths
65
Cell walls of red algae are composed of _____
agar
66
Arthropod vectors are animals that carry _____
pathogens
67
Mechanical vectors only carry the _____
pathogens
68
Biological vectors care and are hosts for _____
pathogens
69
Arachnids and insects are two _____ vectors
arthropod
70
Arachnids include spiders and ____
ticks
71
the most important arachnid vectors are?
ticks
72
arthropod vectors Insects- include fleas and lice -or ticks and mites?
fleas and lice
73
African sleeping sickness and leishmaniasis are caused by which insect?
flies
74
Chagas diseas in transmitted by whch insect?
kissing bugs
75
Malaria, yellow fever, filariasis, viral encephalitis are caused by which insect?
mosquitoes

Microbiology (10 decks)

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