Ultraviolet radiation from the sun stimulates the synthesis of vitamin D in the human body from what original substance?
a. Ergocalciferol
b. 25-hydroxycholecalciferol
c. 7-dehydrocholesterol
d. Cholecalciferol
c
You might also like to view...
Which chemical compound is used to scavenge excess ammonia from the bloodstream?
A. sodium benzoate B. sodium carbonate C. potassium iodide D. calcium chloride E. sodium alginate
According to the Physical Activity Guidelines for Americans, adults should do at least 150 minutes a week of moderate-intensity physical activity
Indicate whether the statement is true or false
Sedentary individuals can meet the recommended daily intake of vitamins through food alone, but most endurance athletes cannot because exercise accelerates the loss of vitamins
Indicate whether the statement is true or false
The proof of an alcoholic beverage is _____ a beverage’s alcohol content
1.Equal to 2.Twice 3.Three times 4.Half of