Biology
Medium
Question
Many bacteria in our digestive system synthesize vitamins for example vitamin_________?
A
B1
B
B2
C
B12
✓ Official correct answer
D
B6
Community credibility
Registered members can vote for the answer they believe is correct today and explain why. If the facts change after an election or news event, suggest a new option so others can vote it up.
A
B1
No member explanations yet for this option.
B
B2
No member explanations yet for this option.
C
B12
No member explanations yet for this option.
D
B6
No member explanations yet for this option.