Chapter 1 - Introduction to Microbes and Their Building Blocks Flashcards

(69 cards)

1
Q

Specialized area of biology that deals with living things ordinarily too small to be seen without magnification

A

Microbiology

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2
Q

Cellular Microorganisms are

A

Bacteria
Archaea
Fungi
Protozoa
Helminths

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3
Q

Acellular Microorganisms are

A

Viruses
Prions

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4
Q

Largest to smallest microorganisms

A

Helminths, Protozoa, Bacteria, Viruses, and Prions

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5
Q

Eukaryotic Cells (nucleus)

A

“true nucleus”

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6
Q

Prokaryotes (types, nucleus)

A

Bacteria and Archaea
No true nucleus

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7
Q

Another term for prokaryote cells

A

akaryotes

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8
Q

Accumulation of changes that occur in organisms as they adapt to their environment

A

Evolution

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9
Q

Light fueled conversion of carbon dioxide to organic material, accompanied by the formation of oxygen

A

Photosynthesis

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10
Q

Biotechnology (3 types)

A

Genetic engineering
Recombinant DNA technology
Bioremediation

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11
Q

Genetic Engineering

A

Manipulates genetics - GMOs creation

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12
Q

Recombinant DNA Technology

A

makes it possible to transfer genetic material from one organism to another and alter DNA

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13
Q

bioremediation

A

uses microbes already present to clean up toxic pollutants

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14
Q

Any agent that causes disease

A

Pathogens

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15
Q

Any disease caused by a microorganism is termed

A

Infectious disease

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16
Q

New Emerging/Old Emerging Diseases

A

AIDS
Hepatitis C
Zika virus
West Nile Virus
TB

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17
Q

gastric ulcers are caused by

A

Helicobacter pylori

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18
Q

Top causes of death that microorganisms make

A

Pneumonia and Influenza

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19
Q

6 Steps of Scientific Method

A
  1. Observation
  2. Research
  3. Form Hypothesis
  4. Test Hypothesis
  5. Analyze Data
  6. Communicate Results
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20
Q

Method used to prevent contamination with microorganisms

A

Aseptic technique

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21
Q

Studies supported by the work of other scientists, became known as

A

Germ Theory of Disease

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22
Q

Macromolecules (4 types)

A

Lipids
Proteins
Carbohydrates
Nucleic acids

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23
Q

Triglycerides - Function

A

Storage

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24
Q

Triglycerides are composed of

A

fatty acids + glycerol

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25
Phospholipids are composed of
Fatty acids+glycerol+phosphate
26
Phospholipids are a major component of
cell membrane
27
Waxes are composed of
fatty acids + alcohols
28
Waxes - function
waterproofing
29
Steroids are composed of
Ringed structure
30
Steroids are found in
in membranes of eukaryotes and some bacteria
31
Proteins are formed by
chains of amino acids
32
What are enzymes part of
part of cell membrane, cell wall, ribosomes, antibodies
33
which protein serves as structural components and perform metabolic reactions
enzyme
34
4 types of nucleic acids
Purines, Pyrimidines, DNA, RNA
35
Purines
Adenine, Guanine
36
Pyrimidines
Cytosine, Thymine, Uracil
37
DNA contains
deoxyribose sugar and thymine
38
RNA contains
ribose sugar and uracil
39
Different types of RNA
mRNA, tRNA, rRNA, genetic material of viruses
40
which diseases have been linked to chronic infections or microbes
multiple sclerosis, OCD, coronary artery disease and obesity
41
Virus (composition)
DNA or RNA, NEVER both, protein coat and sometimes membrane
42
abiogenesis
spontaneous generation of life
43
biogenesis
theory that living things arise only from others of same kind
44
cellulose (what is it and where is it found)
long, fibrous, polysaccharide cell wall of plants and many microscopic algae
45
important component of culture media
agar
46
chitin (found where)
cell wall found in fungi
47
peptidoglycan (component of what)
component of bacterial cell wall
48
lipopolysaccharide (component of what)
component of gram-negative cell wall
49
protective outer layer that plays role in attachment of cells to other cells
glycocalyx
50
phospholipids structure (head/tail)
hydrophilic head - negative charge hydrophobic tail - uncharged
51
what reinforces the cell membrane in animal cells and cell-wall-deficient bacteria
cholesterol - sterol
52
protein usually contain how many amino acids
minimum of 50 amino acids
53
primary protein structure
type, number, and order of amino acids
54
secondary protein structure
functional groups interact by forming hydrogen bonds (alpha helix and beta pleated sheet)
55
tertiary protein structure
additional bonds between functional groups
56
quaternary protein structure
when more than one polypeptide forms a large protein
57
catalysts for all chemical reactions in cells
enzymes
58
functional three-dimensional form of protein
native state
59
disruption of the native state of a protein through application of heating agents
denatured protein
60
pairing of nitrogen bases (DNA)
adenine pairs with thymine guanine pairs with cytosine
61
4 fundamental Characteristics of cells
protoplasm in cell membrane chromosomes containing DNA Ribosomes for protein synthesis Complex in function
62
Eukaryotic cells are found in
Animals, plants, fungi, and protozoa
63
The science of classifying living being is
Taxonomy
64
“Naming”- the assignment of scientific names to the various taxonomic categories and to individual organisms
Nomenclature
65
orderly arrangement of organisms into a hierarchy
Classification
66
the process of discovering and recording the traits of organisms so that they may be recognized or named and then classified
Identification
67
Taxonomic Categories from top to bottom
o Domain o Kingdom o Phylum/Division o Class o Order o Family o Genus o Species Dear King Philp Came Over For Good Soup
68
The Scientific Name
genus + species
69
The Scientific Name capitalization and abbreviation
genus is capitalized species part begins with a lowercase letter both should be italicized (and underlined if handwriting)