Which of the following is correct?
A. Cobalt is part of vitamin B12.
B. Cobalt will not replace the need for vitamin B12 in humans
C. Both (a) and (b)
D. Cobalt will replace the need for vitamin B12 in humans
Answer:C
Which of the following is correct?
A. Cobalt is part of vitamin B12. B. Cobalt will not replace the need for vitamin B12 in humans C. Both (a) and (b) D. Cobalt will replace the need for vitamin B12 in humans