Talmudic Question #201

Given that today is the day that the US celebrates Thanksgiving... What is Pseudomonas syringae pv phaseolicola – inhabitants of the green beans used for the traditional casserole – most thankful for?

Given that today is the day that the US celebrates Thanksgiving... What is Pseudomonas syringae pv phaseolicola – inhabitants of the green beans used for the traditional casserole – most thankful for?
Why are obligate endosymbionts of insects (for example, Buchnera) more often mutualistic but those of vertebrates (for example, Rickettsia) more often parasitic?
Can you think of any group of living organisms that is not host to some virus?
by Miguel Vicente — All living creatures are born, grow, reproduce and finally die. Consequently, as many flow without discontinuity from one cell to the next (Escherichia coli in the gut), a number of them do not grow (Salmonella enterica inside some phagosomes), others fail...
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by David Collins — Do we know of a bacterial taxon that has gone extinct?
by Nicole Flanagan — Is there any human-associated bacterial species that cannot cause disease if introduced into some site of the body?