Multiple Choice
Biosynthesis of vitamin K (menaquinone) by ________ spp. inhabiting the ________ of humans is a potentially important mutualistic relationship for human health.
A) Bifidobacterium / intestinal tract
B) Bifidobacterium / stomach
C) Escherichia / intestinal tract
D) Escherichia / stomach
Correct Answer:
Verified
Correct Answer:
Verified
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