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q what is mechanical digestion in molluscs earthworms arthropods birds and vertebrates in general which organs respectively participate in this type
q what are some evolutionary advantages of animals with complete digestive tubethe complete digestive tube permits animals to continuously feed
q what is the difference between an incomplete digestive and a complete digestive system system how are these types of digestive tubes associated or
q how is extracellular digestion related to tissue and cellular specializationa variety of specialized tissues and cells appeared with extracellular
q how different are extracellular and intracellular digestion what is the evolutionary advantage of extracellular digestionintracellular digestion is
q what is the importance of iron in diet what is the disease caused by iron deficiencyiron acts as a constituent of the hemoglobin molecule and of
q what are few examples of mineral salts from the diet that act as coenzymesmagnesium copper and zinc are examples of biological coenzymesq what is
q what are the main cellular functions of potassiummoreover being important for the osmotic regulation and for the acid-base equilibrium ph potassium
q what are the major mineral salts responsible for the cellular osmotic regulationthe main ions that act in the regulation of the osmotic pressure in
q what are the functions of pantothenic and biotin acid for the body how are these vitamins obtainedbiotin also known as vitamin b8 is a vitamin that
q why are some kinds of hemorrhagic diseases caused by genetic or acquired deficiency of the vitamin k metabolismdeficiency of vitamin k predisposes
q what is the function of vitamin e in which foods can it be foundvitamin e is also known as tocopherol is a fat-soluble vitamin that participates as
q what is the disease caused by vitamin d deficiency which tissue does it affectthe lack of vitamin d causes the disease known as rickets rachitis
q what is the association between sunrays and vitamin dvitamin d or calciferol is synthesized in the skin by the action of the ultraviolet range of
q why isnt the cooking of vitamin c-containing foods appropriate for vitamin c supplyto obtain vitamin c for instance from an orange dessert the
q how does vitamin c act in the body what is the harm caused by insufficiency of vitamin c why was this deficiency also known as sailors
q what are the vitamins which make up the b complex which problems does the lack of these vitamins causevitamins of the b complex are vitamin b1 or
q what is folic acid why is the anemia caused by deficiency of folic acid known as megaloblastic anemiathe folic acid when ionized it is called
q what are the major harms caused by vitamin a deficiency how does this vitamin act in the physiology of visiondeficiency of vitamin a retinol may
q what is the difference between fat-soluble and water-soluble vitamins why can fat-soluble vitamins cause harm when ingested in excesswater-soluble
q what are vitamins what are the major vitamins needed by humansmost vitamins are coenzymes fundamental substances for the enzyme functioning that
q according to their functions how can nutrients are classifiedone possible and utile functional classification for nutrients is the one that
q what is the difference between micronutrients and macrothe classification criterion of nutrients into micronutrients and macro has no relation to
q what is a nutrienta nutrient is every substance used in the metabolism and which is obtaining from the diet for example essential amino acids and
q what is an example of positive feedback of the homeostatic regulationin positive feedback the effect caused by an action stimulates the action even