Biology Questions and Answers
spontaneous abortions and muscle
dystrophy.
Vitamin E is mainly found in corn oil and
peanut oil, wleafy vegetables.heat germ, milk, eggs and
- Why are some types of
hemorrhagic diseases caused
by genetic or acquired
deficiency of the vitamin K
metabolism?
Deficiency of vitamin K predisposes to
hemorrhages since this vitamin isfundamental for the formation of
prothrombin in the blood clotting
process.
- What are the functions of
biotin and pantothenic acid for
the body? How are these
vitamins obtained?
Biotin (also know as vitamin B8) is a
vitamin that actsamino acids and other acids. in the metab olism of
Pantothenic acid (also known as vitamin
B5) is imprespiration since ortant for the aerobic cellularit acts in the transport (^)
of acetyl anBiotin is madd acyl radicals.e by bacteria that live in
the human digestive tube (under
interspecific harminteraction) and this suonious ecologicalpply in general is (^)
enough for the body. Biotin and
pantothenic acid arvegetables, cereals, eggs, fish, e found in (^) milk and
lean meat.
- What are the main mineral
salts responsible for the
cellular osmotic regulation?
The main ioof the osmoticns that act in the regulation pressure in cells and
tissues are sodium cation athe chlorinnd the potassiume anion, the cation. - What are the main cellular
functions of potassium?
Besides being imporegulation and for the acid-basrtant for the osme otic
equilibrium (fundamental for the excitatorypH) potassium is (^)
mechanisms of nerves and in muscle
contraction.
- What are some examples
of mineral salts from the diet
that act as coenzymes?
Magnesium, ziexamples of biological coenc and copper arenzymes. - What is the disease
caused by dietary iodine
deficiency?
Iodine deficiency causeshypothyroidism, an abnormally (^) lower
production of thyroid hormones that
need iodine to be synthesized.
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