|Coffee, tea, and soft drinks usually contain a lot of ____.
|Deficiencies in calcium (Ca) and vitamin D can cause ____.
|Calcium (Ca) absorption is increased by ____.
|Egg yolk, meat, cheese, and butter contain a lot of ____.
|Spinach, carrots, and sweet potato are good sources of ____.
|Lean meat, cheese, and lentils are good sources of ____.
|The synthesis of blood coagulation proteins requires ____.
|Wheat bran, beans, and pears are good sources of ____.