Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ“protein factor”
We have one entry that includes the term protein factor.
animal protein factor
noun: vitamin B12 or a concentrate containing this vitamin and usually antibiotics that is obtained especially in the fermentation production of vitamin B12 and chlortetracycline and is used as a supplement in some animal and poultry feeds
Love words? Need even more definitions?
Merriam-Webster unabridged