Vitamin D – the sun in a tablet
My next compound of the month is Vitamin D. The human body produces vitamin D under the influence of sunlight, which is why it is often called the vitamin of…
kategoria z materiałami przydatnymi dla nauczycieli akademickich
My next compound of the month is Vitamin D. The human body produces vitamin D under the influence of sunlight, which is why it is often called the vitamin of…