General Biology

Which of the following is (are) NOT involved in the reproduction of all viruses?

Which of the following is (are) NOT involved in the reproduction of all viruses?

Which of the following is (are) NOT involved in the
  reproduction of all viruses?
  a. attachment and penetration
  b. replication and synthesis
  c. assembly
  d. latency
  e. release

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madisonraynor_   46   1 Reply

sdfaff

Which of the following is NOT true of type I Herpes simplex?

Which of the following is NOT true of type I Herpes simplex?

Which of the following is NOT true of type I Herpes
  simplex?
  a. It is a DNA virus.
  b. It has a latent phase in its replication cycle.
  c. It remains in nerve cells for a time.
  d. Sunburn or other stress can activate

JNASTY123   22   2 Replies

JNASTY123

RNA viruses can use their RNA to produce DNA because they carry __________ enzymes.

RNA viruses can use their RNA to produce DNA because they carry __________ enzymes.

RNA viruses can use their RNA to produce DNA
  because they carry __________ enzymes.
  a. reverse transcriptase
  b. restriction
  c. endonuclease
  d. polymerase
  e. ligase

Ques

Moe.S   35   2 Replies

Moe.S

Drugs designed to fight HIV work by

Drugs designed to fight HIV work by

Drugs designed to fight HIV work by
  a. preventing binding of HIV to host cell.
  b. slowing reverse transcription.
  c. preventing integration of viral DNA.
  d. preventing viral protein production.
  e. all of these.
[b

sherryzzzzz   27   3 Replies

RANDAWOO

Theodore Diner was researching which of the following plant diseases when he discovered the first ...

Theodore Diner was researching which of the following plant diseases when he discovered the first ...

Theodore Diner was researching which of the
  following plant diseases when he discovered the first
  viroid?
  Chapter 21 Viruses and Prokaryotes 3
  a. potato spindle tuber disease
  b. tulip variegation
  c. tomato ro

bector215   31   3 Replies

bible327

Only one viroid has been found to affect humans, and it attacks which of the following tissues?

Only one viroid has been found to affect humans, and it attacks which of the following tissues?

Only one viroid has been found to affect humans,
  and it attacks which of the following tissues?
  a. liver tissue
  b. kidney tissue
  c. red blood cells
  d. white blood cells
  e. all of these

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mayismqz   25   2 Replies

mayismqz

Prions cause damage to the brain by

Prions cause damage to the brain by

Prions cause damage to the brain by
  a. causing normal proteins to change shape.
  b. enzymatically destroying brain cells.
  c. cleaving all the oxygen from that area of the
  brain.
  d. binding to bacteria in the brain an

dakota98   36   1 Reply

crg0202

All of the following are prion diseases EXCEPT

All of the following are prion diseases EXCEPT

All of the following are prion diseases EXCEPT
  a. BSE.
  b. Kuru.
  c. Mad Cow Disease.
  d. variant Creutzfeldt-Jacob disease.
  e. all of these are prion diseases.

Question 2[/color

lalalala1   39   2 Replies

lalalala1

Who proposed the theory that prions infected humans following an outbreak of BSE in cattle?

Who proposed the theory that prions infected humans following an outbreak of BSE in cattle?

Who proposed the theory that prions infected
  humans following an outbreak of BSE in cattle?
  a. Stanley Prusiner
  b. Adolph Hisler
  c. Andrew Webber
  d. Louis Pasteur
  e. Robert Koch
 
 

[col

Coconuts   40   3 Replies

longlax42

Traditionally, an unknown bacterium is classified based on all the following EXCEPT

Traditionally, an unknown bacterium is classified based on all the following EXCEPT

Traditionally, an unknown bacterium is classified
  based on all the following EXCEPT
  a. observable characteristics.
  b. shape.
  c. cell wall structure.
  d. metabolism.
  e. sexual partners.

[fa

loryatchy   43   3 Replies

Crippyleaf

Which current method allows for classification of both cultivable and non-cultivable prokaryotes? ...

Which current method allows for classification of both cultivable and non-cultivable prokaryotes? ...

Which current method allows for classification of
  both cultivable and non-cultivable prokaryotes?
  a. isolation and observation
  b. protein analysis
  c. lipid analysis
  d. DNA sequencing
  e. none of these

[

Darryl2057   32   2 Replies

Darryl2057

Which of the following prokaryotic nutritional groups use CO2 and inorganic substances to produce ...

Which of the following prokaryotic nutritional groups use CO2 and inorganic substances to produce ...

Which of the following prokaryotic nutritional
  groups use CO2 and inorganic substances to produce
  energy?
  a. photoautotrophs
  b. chemoautotrophs
  c. photoheterotrophs
  d. chemoheterotrophs
  e. none of thes

jackiemartini09   32   2 Replies

jackiemartini09

Which of the following prokaryotic nutritional groups use organic substances for carbon and ...

Which of the following prokaryotic nutritional groups use organic substances for carbon and ...

Which of the following prokaryotic nutritional
  groups use organic substances for carbon and
  photons for energy?
  a. photoautotrophs
  b. chemoautotrophs
  c. photoheterotrophs
  d. chemoheterotrophs
  e. none o

Pandabearsrlyfe   45   2 Replies

Pandabearsrlyfe

Of all organisms, prokaryotes are

Of all organisms, prokaryotes are

Of all organisms, prokaryotes are
  a. the smallest.
  b. the most abundant.
  c. the most metabolically diverse.
  d. the most widespread.
  e. all of these.

Question 2
[b

megandunlap   29   1 Reply

walravenseric

Which of the following does NOT characterize most prokaryotes?

Which of the following does NOT characterize most prokaryotes?

Which of the following does NOT characterize most
  prokaryotes?
  a. no nucleus
  b. a single circular chromosome
  c. cell wall
  d. complex internal membranes
  e. great metabolic diversity

[f

cb2015   83   2 Replies

cb2015

Peptidoglycan is a compound in

Peptidoglycan is a compound in

Peptidoglycan is a compound in
  a. bacterial flagella.
  b. bacterial cell walls.
  c. archaean cell walls.
  d. archaean flagella.
  e. all of these.

Question 2

Whi

bekah02   85   2 Replies

bekah02

Pili may do all of the following EXCEPT

Pili may do all of the following EXCEPT

Pili may do all of the following EXCEPT
  a. help cells attach to surfaces.
  b. function in reproduction.
  c. extend from the cell surface.
  d. be transferred between cells.
  e. function in cell locomotion.
 
 

Pandabearsrlyfe   45   3 Replies

ghdfharfg

In what way does prokaryotic fission resemble eukaryotic mitosis?

In what way does prokaryotic fission resemble eukaryotic mitosis?

In what way does prokaryotic fission resemble
  eukaryotic mitosis?
  a. mechanism of chromosome movement
  b. genetically equivalent daughter cells are
  produced
  c. chromosome attachment
  d. production of a cytoskel

Nikky.05   38   2 Replies

Nikky.05

The process by which bacterial cells transfer DNA is

The process by which bacterial cells transfer DNA is

The process by which bacterial cells transfer DNA is
  a. horizontal gene transfer.
  b. conjugation.
  c. transduction.
  d. transformation.
  e. all of these.

Question 2[b

Coconuts   96   3 Replies

m0502428

Which of the following statements is true of the proteobacteria?

Which of the following statements is true of the proteobacteria?

Which of the following statements is true of the
  proteobacteria?
  a. They are the largest group of bacteria.
  b. Some are photoautotrophs.
  c. Some are chemoautotrophs.
  d. Some are chemoheterotrophs.
  e. All of t

Eminoa   42   1 Reply

marcusb213

Gram-positive bacteria have __________ and appear __________ under the microscope.

Gram-positive bacteria have __________ and appear __________ under the microscope.

Gram-positive bacteria have __________ and appear
  __________ under the microscope.
  a. thick walls; pink
  b. thick walls; purple
  c. thin walls; pink
  d. thin walls; purple
  e. none of these

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Atir   32   3 Replies

fayez_83

All of the following are true of Gram-positive bacteria EXCEPT

All of the following are true of Gram-positive bacteria EXCEPT

All of the following are true of Gram-positive
  bacteria EXCEPT
  a. Some species are used to make popular foods.
  b. Some species lower the pH of skin and vaginal
  linings.
  c. Some species form endospores.
  d. Som

MapHarr   40   2 Replies

MapHarr

A dangerous form of food poisoning is caused by

A dangerous form of food poisoning is caused by

A dangerous form of food poisoning is caused by
  a. Clostridium botulinum.
  b. Clostridium tetani.
  c. Bacillus anthracis.
  d. Heliobacter pylori.
  e. Thermus aquaticus.

Question 2

Seven7Seven   68   2 Replies

Seven7Seven

Which of the following is NOT true concerning the spirochetes?

Which of the following is NOT true concerning the spirochetes?

Which of the following is NOT true concerning the
  spirochetes?
  a. Some live inside a host organism.
  b. Some form endospores that germinate in
  wounds.
  c. All are free-living.
  d. Some are pathogens carried by v

RedManchester23   26   1 Reply

tcshepherd13

In which of the following ways are archaeans similar to eukaryotic cells?

In which of the following ways are archaeans similar to eukaryotic cells?

In which of the following ways are archaeans similar
  to eukaryotic cells?
  a. size
  b. shape
  c. histones
  d. DNA polymerases
  e. presence of operons

Question 2[

bah1234   56   2 Replies

bah1234

The methanogenic archaeans are __________ that pull electrons from __________.

The methanogenic archaeans are __________ that pull electrons from __________.

The methanogenic archaeans are __________ that
  pull electrons from __________.
  a. chemoautotrophs; oxygen
  b. chemoheterotrophs; carbon dioxide
  c. chemoautotrophs; water
  d. chemoheterotrophs; methane
  e. chemoa

gangulo   25   3 Replies

amira

The extreme thermophilic archaean Nanoarchaeum

The extreme thermophilic archaean Nanoarchaeum

The extreme thermophilic archaean Nanoarchaeum
  a. lives near hydrothermal vents.
  b. can live in temperatures above 230F.
  c. is among the smallest known cells.
  d. is a parasite.
  e. is all of these.

[color=#

tempuser   35   2 Replies

tempuser

The most serious infectious disease in terms of deaths per year is (are)

The most serious infectious disease in terms of deaths per year is (are)

The most serious infectious disease in terms of
  deaths per year is (are)
  a. tuberculosis.
  b. diarrheas.
  c. AIDS.
  d. acute respiratory infections.
  e. tetanus.

Question 2

MapHarr   71   2 Replies

MapHarr

Which of the following infectious diseases derives from a non-mammalian reservoir?

Which of the following infectious diseases derives from a non-mammalian reservoir?

Which of the following infectious diseases derives
  from a non-mammalian reservoir?
  a. HIV
  b. SARS
  c. Ebola
  d. H5N1
  e. SIV

Question 2

Which of the follo

teilour   22   1 Reply

thatguy

Answer questions 72-76 using the five groups listed below:a. halophiles b. cyanobacteria c. ...

Answer questions 72-76 using the five groups listed below:a. halophiles b. cyanobacteria c. ...

Answer questions 72-76 using the five groups listed below:a.
   halophiles
  b. cyanobacteria
  c. thermophiles
  d. proteobacteria
  e. methanogens
  D 72. These bacteria live in temperatures that are not
  usually

Carlina864   34   2 Replies

Carlina864

Four of the five viruses listed below are enveloped in membrane from the host cell. Select the ...

Four of the five viruses listed below are enveloped in membrane from the host cell. Select the ...

Four of the five viruses listed below are enveloped in
  membrane from the host cell. Select the exception.
  a. adenoviruses
  b. influenzaviruses
  c. herpesviruses
  d. smallpox virus
  e. virus that causes AIDS
[b

caroline12345   37   3 Replies

marcusb213

Four of the five choices listed below contain genetic material. Select the exception.

Four of the five choices listed below contain genetic material. Select the exception.

Four of the five choices listed below contain genetic
  material. Select the exception.
  a. bacteriophage
  b. bacteria
  c. prion
  d. viroid
  e. virus

Question 2
[

Ojs123   44   2 Replies

Ojs123

A virus infects a host cell and takes over the hosts mechanisms of replication and __________ ...

A virus infects a host cell and takes over the hosts mechanisms of replication and __________ ...

A virus infects a host cell and takes over the hosts
  mechanisms of replication and __________
  synthesis. Fill in the blank(s) with the appropriate word(s).
 
 

Question 2[b

Eye_opener   53   2 Replies

Eye_opener

Some viruses cause disease; they act as __________ in humans. (Fill in the blank)

Some viruses cause disease; they act as __________ in humans. (Fill in the blank)

Some viruses cause disease; they act as __________
  in humans. Fill in the blank(s) with the appropriate word(s).
 
 

Question 2

A __________ is a virus that infects only ba

solaiman   32   3 Replies

FakeUser

Bacteriophages may reproduce using a __________ pathway in which viral DNA becomes part of the ...

Bacteriophages may reproduce using a __________ pathway in which viral DNA becomes part of the ...

Bacteriophages may reproduce using a __________
  pathway in which viral DNA becomes part of the
  host chromosome. Fill in the blank(s) with the appropriate word(s).
 
 

Question 2[/color

caroline12345   24   3 Replies

bvillan1

__________ and/or __________ extend from many prokaryotic cells and serve in attachment and ...

__________ and/or __________ extend from many prokaryotic cells and serve in attachment and ...

__________ and/or __________ extend from many
  prokaryotic cells and serve in attachment and
  motility. Fill in the blank(s) with the appropriate word(s).
 
 

Question 2
[

jackiemartini09   50   2 Replies

jackiemartini09

The 3 types of horizontal gene flow that occur in bacteria are __________, __________, and ...

The 3 types of horizontal gene flow that occur in bacteria are __________, __________, and ...

The 3 types of horizontal gene flow that occur in
  bacteria are __________, __________, and
  __________. Fill in the blank(s) with the appropriate word(s).
 
 

Question 2

garysgirl20   27   2 Replies

garysgirl20

The apicomplexan parasite Plasmodium infects cells of which of the following?

The apicomplexan parasite Plasmodium infects cells of which of the following?

The apicomplexan parasite Plasmodium infects cells
  of which of the following?
  a. blood
  b. liver
  c. brain
  d. both blood and liver
  e. blood, liver, and brain

Question 2[/

kkoonge   33   1 Reply

hbirk8

Which of the following are NOT protists?

Which of the following are NOT protists?

Which of the following are NOT protists?
  a. bacteria
  b. diatoms
  c. slime molds
  d. dinoflagellates
  e. euglenoids

Question 2

Which statement is NOT true about

Bishopoutlaw   81   3 Replies

drewsy20

The simplest of the eukaryotes are the

The simplest of the eukaryotes are the

The simplest of the eukaryotes are the
  a. protists.
  b. plants.
  c. fungi.
  d. animals.
  e. both protists and fungi.

Question 2

Which of the following are NOT p

karan98agarwal   79   3 Replies

oliverb1