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Which of the following minerals plays a major role in regulating animal body electrolyte balance and pH homeostasis? (A) S(B) Na(C) Mg(D) Ca(E) Zn

One very obvious symptom that is associated with dietary zinc deficiency is _________________. (A) Bone weakness(B) Skin lesions(C) Blind eyes(D) Beriberi(E) Perosis

If a normal soybean meal is fed to a chicken and a beef cattle, which animal will get more digestible energy from it?(A) The beef cattle will get more digestible energy than the chicken can get. (B) It’s hard to tell.(C) The chicken will get more digestible energy than the beef cattle can get. (D) The chicken and the beef cattle will get same amount of digestible energy because the soybean meal fed was the same.(E) The beef cattle will get more gross energy than the chicken will get.

Which one of the following vitamins is not a water soluble vitamin?(A) Riboflavin(B) Vitamin B9(C) Niacin(D) Vitamin E(E) Choline

Which one of the following minerals can spare some antioxidant effect of vitamin E?(A) Selenium(B) Magnesium (C) Sodium(D) Calcium(E) Zinc

A compound/substrate is oxidized if the reaction leads to an increase in hydrogen (H) content or a decrease in oxygen (O) content.

A high level of dietary Ca can lead to ______ deficiency, which in turn can cause skin parakeratosis.(A) Iron(B) Magnesium (C) Sodium(D) Phosphorus(E) Zinc

Remember we learned a “biological dose-response curve” that generally depicts the relationship between the biological function of a mineral and its dietary concentration. Please use text to describe what the deficiency, optical, and toxicity concentrations of a mineral in a diet are. Please also indicate that in which dietary concentration(s) a mineral could lead animal to death.

Dietary biotin (vitamin B7) deficiency can cause chicken perosis.

Explain how dicoumarol interacts with quinones and how the discovery of this compound by K. P. Link’s laboratory at the University of Wisconsin in 1930s~40s has been used to benefit human society.