Question

The bacterium E. coli
is a normal inhabitant of the human intestinal tract.
produces conditions that prevent invasion by other bacteria.
enhances digestion, particularly the digestion of fats.
produces vitamin K.
all of these
The bacterium E. coli
is a normal inhabitant of the human intestinal tract.
produces conditions that prevent invasion by other bacteria.
enhances digestion, particularly the digestion of fats.
produces vitamin K.
all of these
@Biology

Answer 1

at least the first is true...

Answer 2

what about the other ones ?

Answer 3

I dont remember if it produces vitamin K... the rest i'm pretty sure are true.

Answer 4

Yes it does, I just looked it up
So all of the above

Answer 5

thanks guys
you all won a medal haha
can you help me with other questions too ?

Answer 6

I'm a bit rusty on bio and have to go, so I'll have to help you next time. Sorry...

Answer 7

Which of the following statements concerning the bacterium E. coli is NOT true?
It synthesizes vitamins that are essential to its mammalian host.
It can act as a pathogen.
It can prevent colonization of the gut by pathogens.
It is capable of photosynthesis.
It is a normal inhabitant of the gut.

Answer 8

It is capable of photosynthesis.

Answer 9

It is capable of photsynthesis

Answer 10

thanks

Answer 11

Viroids differ from viruses in that the former lack
a nucleic acid core.
a protein coat.
the ability to reproduce.
a nucleic acid core and a protein coat.
a nucleic acid core and a protein coat.

Answer 12

a nucleic acid core and a protein coat.
I think...
Definitely no coat though

Answer 13

Mad cow disease is caused by a
bacterium.
prion.
viroid.
virus.
none of these

Answer 14

Prion

Answer 15

yes, prion