bio

17. Which are the functions of mineral salts? In solid state they are structural, making up an important part of our bones and teeth. Ex: P, Ca, F. In dissolution they are regulatory and allow our organs to function correctly and Intervene in the regulation of cell metabolism. Ex: Muscle contraction: Na, K 

18. Which type of food are mineral salts presented? Mineral salts are present in variable quantities in all our food, especially in fruit and Vegetables, and some of them are in the water we drink

 19. Which is the characteristic of non-essential substances? Non-essential substances: They are expelled undigested as waste

 20. What is the most abundant molecule in our bodies? Water 

21. Which are the functions of water in our bodies? Solvent for most of the other nutrients, which is vital for the body to carry out metabolism. Carrier for substances between different parts of the body. Regulator of body temperature

23. Which kind of food is included in group I?Cereals and derivatives, potatoes, sugar and sweets

24. Which kind of food is included in group II? Butter, oils and fats in genera

l 25. Which kind of food is included in group III? Milk and its derivate 

26. Which kind of food is included in group IV? Meats, fish, eggs, legumes and dry fruits

 27. Which kind of food is included in group V? Vegetables 

28. Which kind of food is included in group VI? Fresh fruits