What is the most accurate description of b-vitamins?

The answer is it is the one who act as coenzymes in metabolic processes and that is its primary role.  Vitamin B are use in our body for healthier skin, hair, eyes and liver, it also help to properly function our nervous system. This also control our blood levels for amino acid homocysteine and it works as an antioxidant to freely fight the radicals.

if the type of the food available changes, then the frequency of beak types will change, because birds with beaks more suited to the available food will be more successful over time.

ι вєℓινє тнє αиѕωєя тσ уσυя qυєѕтισи ιѕ в. ℓуѕσѕσмє

ι нσρє тнαт ι ¢συℓ∂ нєℓρ уσυ.