Micr 290 - Midterm (1-13) EXAM
QUESTIONS WITH CORRECT ANSWERS
Inducible |Operon |- |CORRECT |ANSWER✔✔-Type |of |operon |that |is |not |normally |transcribed |
and |must |be |activated |by |inducers
Golgi |Body |- |CORRECT |ANSWER✔✔-In |eukaryotic |cells, |a |series |of |flattened, |hollow |sacs |
surrounded |by |phospholipid |bilayers |and |functioning |to |package |large |molecules |for |export |in |
secretory |vesicles
Coenzyme |- |CORRECT |ANSWER✔✔-organic |cofactor
Lysogenic |Conversion |- |CORRECT |ANSWER✔✔-Change |in |phenotype |due |to |insertion |of |a |
lysogenic |bacteriophage |into |a |bacterial |chromosome.
Order |- |CORRECT |ANSWER✔✔-Taxonomical |grouping |of |similar |families |of |organisms
Staphylococcus |- |CORRECT |ANSWER✔✔-A |cluster |of |cocci
Nitrogen |Fixation |- |CORRECT |ANSWER✔✔-The |conversion |of |atmospheric |nitrogen |to |
ammonia
Endocytosis |- |CORRECT |ANSWER✔✔-Active |transport |process, |used |by |some |eukaryotic |cells, |
in |which |pseudopods |surround |a |substance |and |move |it |into |the |cell
Schizogony |- |CORRECT |ANSWER✔✔-Special |type |of |asexual |reproduction |in |which |the |
protozoan |Plasmodium |undergoes |multiple |mitoses |to |form |a |multinucleate |schizont
,Transposon |- |CORRECT |ANSWER✔✔-Segment |of |DNA |found |in |most |prokaryotes, |eukaryotes, |
and |viruses |that |codes |for |the |enzyme |transposase |and |can |move |from |one |location |in |a |DNA |
molecule |to |another |location |in |the |same |or |a |different |molecule
Cristae |- |CORRECT |ANSWER✔✔-Folds |within |the |inner |membrane |of |a |mitochondrion |that |
increases |its |surface |area
Osmosis |- |CORRECT |ANSWER✔✔-The |diffusion |of |water |molecules |across |a |semipermeable |
membrane
Subunit |vaccine |- |CORRECT |ANSWER✔✔-Type |of |vaccine |developed |using |recombinant |DNA |
technology |that |exposes |the |recipient's |immune |system |to |a |pathogen's |antigens |but |not |the |
pathogen |itself
Hyperthermophile |- |CORRECT |ANSWER✔✔-Microorganisms |requiring |temperature |above |80 |C
Wavelength |- |CORRECT |ANSWER✔✔-The |distance |between |two |corresponding |parts |of |a |
wave
Negative-sense |single-stranded |RNA |(negative |single-stranded |RNA |- |CORRECT |ANSWER✔✔-
Viral |single-stranded |RNA |that |is |not |recognized |by |some |ribosomes
Phycoerythrin |- |CORRECT |ANSWER✔✔-Red |accessory |pigment |of |photosynthesis |in |red |algae
Biofilm |- |CORRECT |ANSWER✔✔-A |slimy |community |of |microbes |growing |on |a |surface
Organelle |- |CORRECT |ANSWER✔✔-Cellular |structure |that |acts |as |a |tiny |organ |to |carry |out |one |
or |more |cell |functions
, Centrosome |- |CORRECT |ANSWER✔✔-Region |of |a |cell |containing |centrioles
Phaeophyta |- |CORRECT |ANSWER✔✔-Brown-pigmented |division |of |algae |having |cell |walls |
composed |of |cellulose |and |alginic |acid, |a |thickening |agent
Diplococcus |- |CORRECT |ANSWER✔✔-pair |of |cocci
Viable |Plate |Count |- |CORRECT |ANSWER✔✔-Estimation |of |the |size |of |a |microbial |population |
based |upon |the |number |of |colonies |formed |when |diluted |samples |are |plated |onto |agar |media
Scanning |Tunneling |Microscope |- |CORRECT |ANSWER✔✔-Type |of |probe |microscope |in |which |a |
metallic |probe |passes |slightly |above |the |surface |of |the |specimen, |revealing |surface |details |at |
the |atomic |level
Exocytosis |- |CORRECT |ANSWER✔✔-Active |transport |process, |used |by |some |eukaryotic |cells, |in
|which |vesicles |fuse |with |the |cytoplasmic |membrane |and |export |their |substances |from |the |cell
Colorado |Tick |Fever |- |CORRECT |ANSWER✔✔-Zoonosis |caused |by |Coltivirus |that |is |typically |
characterized |by |mild |fever |and |chills
Central |Dogma |- |CORRECT |ANSWER✔✔-In |genetics, |fundamental |description |of |proteins |
synthesis |that |states |that |genetic |information |is |transferred |from |DNA |to |RNA |to |polypeptides,
|which |function |alone |or |in |conjunction |as |proteins
Substrate |- |CORRECT |ANSWER✔✔-The |molecule |upon |which |and |enzyme |acts
Optimum |Growth |Temperature |- |CORRECT |ANSWER✔✔-Temperature |at |which |a |
microorganism's |metabolic |activities |produce |the |highest |growth |rate
QUESTIONS WITH CORRECT ANSWERS
Inducible |Operon |- |CORRECT |ANSWER✔✔-Type |of |operon |that |is |not |normally |transcribed |
and |must |be |activated |by |inducers
Golgi |Body |- |CORRECT |ANSWER✔✔-In |eukaryotic |cells, |a |series |of |flattened, |hollow |sacs |
surrounded |by |phospholipid |bilayers |and |functioning |to |package |large |molecules |for |export |in |
secretory |vesicles
Coenzyme |- |CORRECT |ANSWER✔✔-organic |cofactor
Lysogenic |Conversion |- |CORRECT |ANSWER✔✔-Change |in |phenotype |due |to |insertion |of |a |
lysogenic |bacteriophage |into |a |bacterial |chromosome.
Order |- |CORRECT |ANSWER✔✔-Taxonomical |grouping |of |similar |families |of |organisms
Staphylococcus |- |CORRECT |ANSWER✔✔-A |cluster |of |cocci
Nitrogen |Fixation |- |CORRECT |ANSWER✔✔-The |conversion |of |atmospheric |nitrogen |to |
ammonia
Endocytosis |- |CORRECT |ANSWER✔✔-Active |transport |process, |used |by |some |eukaryotic |cells, |
in |which |pseudopods |surround |a |substance |and |move |it |into |the |cell
Schizogony |- |CORRECT |ANSWER✔✔-Special |type |of |asexual |reproduction |in |which |the |
protozoan |Plasmodium |undergoes |multiple |mitoses |to |form |a |multinucleate |schizont
,Transposon |- |CORRECT |ANSWER✔✔-Segment |of |DNA |found |in |most |prokaryotes, |eukaryotes, |
and |viruses |that |codes |for |the |enzyme |transposase |and |can |move |from |one |location |in |a |DNA |
molecule |to |another |location |in |the |same |or |a |different |molecule
Cristae |- |CORRECT |ANSWER✔✔-Folds |within |the |inner |membrane |of |a |mitochondrion |that |
increases |its |surface |area
Osmosis |- |CORRECT |ANSWER✔✔-The |diffusion |of |water |molecules |across |a |semipermeable |
membrane
Subunit |vaccine |- |CORRECT |ANSWER✔✔-Type |of |vaccine |developed |using |recombinant |DNA |
technology |that |exposes |the |recipient's |immune |system |to |a |pathogen's |antigens |but |not |the |
pathogen |itself
Hyperthermophile |- |CORRECT |ANSWER✔✔-Microorganisms |requiring |temperature |above |80 |C
Wavelength |- |CORRECT |ANSWER✔✔-The |distance |between |two |corresponding |parts |of |a |
wave
Negative-sense |single-stranded |RNA |(negative |single-stranded |RNA |- |CORRECT |ANSWER✔✔-
Viral |single-stranded |RNA |that |is |not |recognized |by |some |ribosomes
Phycoerythrin |- |CORRECT |ANSWER✔✔-Red |accessory |pigment |of |photosynthesis |in |red |algae
Biofilm |- |CORRECT |ANSWER✔✔-A |slimy |community |of |microbes |growing |on |a |surface
Organelle |- |CORRECT |ANSWER✔✔-Cellular |structure |that |acts |as |a |tiny |organ |to |carry |out |one |
or |more |cell |functions
, Centrosome |- |CORRECT |ANSWER✔✔-Region |of |a |cell |containing |centrioles
Phaeophyta |- |CORRECT |ANSWER✔✔-Brown-pigmented |division |of |algae |having |cell |walls |
composed |of |cellulose |and |alginic |acid, |a |thickening |agent
Diplococcus |- |CORRECT |ANSWER✔✔-pair |of |cocci
Viable |Plate |Count |- |CORRECT |ANSWER✔✔-Estimation |of |the |size |of |a |microbial |population |
based |upon |the |number |of |colonies |formed |when |diluted |samples |are |plated |onto |agar |media
Scanning |Tunneling |Microscope |- |CORRECT |ANSWER✔✔-Type |of |probe |microscope |in |which |a |
metallic |probe |passes |slightly |above |the |surface |of |the |specimen, |revealing |surface |details |at |
the |atomic |level
Exocytosis |- |CORRECT |ANSWER✔✔-Active |transport |process, |used |by |some |eukaryotic |cells, |in
|which |vesicles |fuse |with |the |cytoplasmic |membrane |and |export |their |substances |from |the |cell
Colorado |Tick |Fever |- |CORRECT |ANSWER✔✔-Zoonosis |caused |by |Coltivirus |that |is |typically |
characterized |by |mild |fever |and |chills
Central |Dogma |- |CORRECT |ANSWER✔✔-In |genetics, |fundamental |description |of |proteins |
synthesis |that |states |that |genetic |information |is |transferred |from |DNA |to |RNA |to |polypeptides,
|which |function |alone |or |in |conjunction |as |proteins
Substrate |- |CORRECT |ANSWER✔✔-The |molecule |upon |which |and |enzyme |acts
Optimum |Growth |Temperature |- |CORRECT |ANSWER✔✔-Temperature |at |which |a |
microorganism's |metabolic |activities |produce |the |highest |growth |rate
