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Worksheetsbiofilm
Total questions: 11
Worksheet time: 6mins
to prevent bacteria from communicating , you would want its ___ to degrade
AHL
ATP
ADP
AMP
Raju is a vibrio bacteria , he wants to tell raju (another vibrio bac) that he has a good nutrient access , but he wants to ensure that munna bhai (a staphylococcus ) that it has good nutrient access ,
which molecule will it use for this case ?
AI-1
AI-2
both
none
name of AI-2 molecule ?
(a)
fullform of AHL (AI-1 system) ?
Adenosine Hydroxy Lactose
Acylated Homoserine Lactone
Acetic Homoproline Lactone
Acylated Hydroxy Leucine
gene pair involved in Autoinduction are
LuxI and LuxR
LuxY and LuxK
LuxI and LuxA
LuxR and LuxZ
in which phase , were high level of luciferase were reported in vibrio
log
lag
stationary
death
correct order for biofilm formation would be
1)adsorption
2)attachment
3)conditioning
4)growth
5)extracelluar product
6)contact
7)re entrainment
1)adsorption
2)attachment
3)conditioning
4)re entrainment
5)contact
6)extracelluar product
7)growth
1)adsorption
2)attachment
3)conditioning
4)contact
5) extracelluar product
6)growth
7)re entrainment
1)conditioning
2)contact
3)adsorption
4)growth
5)extracelluar product
6)attachment
7)re entrainment
peptide based system for cell communication happens in
gram positive
gram negative
both
none
persister cells can resist antibiotics because they are
metabolically active
have bare minimum metabolism
no metabolic activity
entirely different metabolic pathways then all cells
Ai-1 system happens in
gram positive
gram negative
both
none
to treat the biofilm you need
antibiotics
dispersal agent
both
none
