MICROBIOLOGY MIDTERM EXAM. MIDTERM EXAM
REVISION QUESTIONS AND CORRECT ANSWERS (GRADED
A+) (100% GUARANTEE) (2024 UPDATE)
What effects the salivary glands? - ANSWER- Cytomegalovirus
What effects Lymph tissue? - ANSWER- eBv.
What effects Tcells? - ANSWER- Herpes.
This has transmission from droplets (chickenpox)... - ANSWER- Varicella Zaster.
What is the most numerous kind of viruses? - ANSWER- RNA are more numerous than DNA.
What is the most unusual virus that is oncogenic and does a reverse transcription to take a single
RNA into a viral double stranded RNA? - ANSWER- Retrovirus.
Which virus effects the alimentary tract? - ANSWER- Enterovirus.
What virus is also known as Rabies and causes acute encephalitis? - ANSWER- Rhabdovirus.
What is another name for Mumps? - ANSWER- Rubeola.
What is another name for Influenza A, B, C? - ANSWER- Orthomyxovirus.
What is an antigenic shift? - ANSWER- When a virus moves from animals to humans. Humans
have no defense against a hyprid flu that is formed from animals.
What gives rigidity and a protective layer to the bacterial cell wall? - ANSWER- Peptidoglycan.
,What do you call viruses that transfer between bacteria? - ANSWER- Bacteriophages.
The cell membrane is part of the... - ANSWER- Cell envelope.
What is the collective term for cellular genetic information? - ANSWER- Genome.
When the purposeful combination of genes from two DNA sources are put together this is called?
- ANSWER- Recombinant DNA.
How do Prokaryotic cells reproduce? - ANSWER- Transverse Fission
Budding Binary Fission
Not Transduction
Where do bacteria synthesize proteins? - ANSWER- Ribosome.
What is it called when a population of bacteria increase by a factor of 2? - ANSWER-
Regeneration.
What is a Eubacteria with no cell wall called? - ANSWER- Mycoplasm.
What are cruved bacteria rods called? - ANSWER- Vibrios.
What do vegetative cells become in preparation for sporulation? - ANSWER- Sporangium.
What is a loose layer that is easily washed off called? - ANSWER- Slime Layer.
What Gram cell consists of a outer membrane that has a thin layer of peptioglycan? - ANSWER-
Gram (-).
, How do Axial Filaments, endoflagella and the fiber area type of a modified flagella look like? -
ANSWER- Thinmicrofibrils inserted into a hook.
What genus has no cell wall? - ANSWER- Mycoplasm.
Do bacteria have a nuclear membrane? - ANSWER- No.
Where is the site of synthesis of bacterial structure macromolecules? - ANSWER- Cell
membrane.
What metabolic compound is needed to synthesize folic acid? - ANSWER- PABA
This antibiotic inhibits protein synthesis... - ANSWER- Tetracycline
What is a change in the base sequence called? - ANSWER- Mutation
When RNA directs the synthesis of proteins this is called? - ANSWER- Translation
___________ is the most useful for certain types of DNA? - ANSWER- Transformation
What is it called when you copy RNA from DNA? - ANSWER- Transcription
List the 3 steps of replication
- ANSWER- Uncoil
Unzip
Synthesize strands
Define Micro- - ANSWER- Less than 1mm and cannot see with the naked eye
REVISION QUESTIONS AND CORRECT ANSWERS (GRADED
A+) (100% GUARANTEE) (2024 UPDATE)
What effects the salivary glands? - ANSWER- Cytomegalovirus
What effects Lymph tissue? - ANSWER- eBv.
What effects Tcells? - ANSWER- Herpes.
This has transmission from droplets (chickenpox)... - ANSWER- Varicella Zaster.
What is the most numerous kind of viruses? - ANSWER- RNA are more numerous than DNA.
What is the most unusual virus that is oncogenic and does a reverse transcription to take a single
RNA into a viral double stranded RNA? - ANSWER- Retrovirus.
Which virus effects the alimentary tract? - ANSWER- Enterovirus.
What virus is also known as Rabies and causes acute encephalitis? - ANSWER- Rhabdovirus.
What is another name for Mumps? - ANSWER- Rubeola.
What is another name for Influenza A, B, C? - ANSWER- Orthomyxovirus.
What is an antigenic shift? - ANSWER- When a virus moves from animals to humans. Humans
have no defense against a hyprid flu that is formed from animals.
What gives rigidity and a protective layer to the bacterial cell wall? - ANSWER- Peptidoglycan.
,What do you call viruses that transfer between bacteria? - ANSWER- Bacteriophages.
The cell membrane is part of the... - ANSWER- Cell envelope.
What is the collective term for cellular genetic information? - ANSWER- Genome.
When the purposeful combination of genes from two DNA sources are put together this is called?
- ANSWER- Recombinant DNA.
How do Prokaryotic cells reproduce? - ANSWER- Transverse Fission
Budding Binary Fission
Not Transduction
Where do bacteria synthesize proteins? - ANSWER- Ribosome.
What is it called when a population of bacteria increase by a factor of 2? - ANSWER-
Regeneration.
What is a Eubacteria with no cell wall called? - ANSWER- Mycoplasm.
What are cruved bacteria rods called? - ANSWER- Vibrios.
What do vegetative cells become in preparation for sporulation? - ANSWER- Sporangium.
What is a loose layer that is easily washed off called? - ANSWER- Slime Layer.
What Gram cell consists of a outer membrane that has a thin layer of peptioglycan? - ANSWER-
Gram (-).
, How do Axial Filaments, endoflagella and the fiber area type of a modified flagella look like? -
ANSWER- Thinmicrofibrils inserted into a hook.
What genus has no cell wall? - ANSWER- Mycoplasm.
Do bacteria have a nuclear membrane? - ANSWER- No.
Where is the site of synthesis of bacterial structure macromolecules? - ANSWER- Cell
membrane.
What metabolic compound is needed to synthesize folic acid? - ANSWER- PABA
This antibiotic inhibits protein synthesis... - ANSWER- Tetracycline
What is a change in the base sequence called? - ANSWER- Mutation
When RNA directs the synthesis of proteins this is called? - ANSWER- Translation
___________ is the most useful for certain types of DNA? - ANSWER- Transformation
What is it called when you copy RNA from DNA? - ANSWER- Transcription
List the 3 steps of replication
- ANSWER- Uncoil
Unzip
Synthesize strands
Define Micro- - ANSWER- Less than 1mm and cannot see with the naked eye
