2. Which of the following is the most abundant molecule present in the plasma membrane in animal cells? (A) DNA (B) RNA (C) carbohydrates (D) lipids (E) proteins

10. Coagulation is a delicate mechanism controlling clot formation and preventing blood drainage. What kind of dietary deficiency and clotting factor deficiency would lead to defective blood clotting and hemophilia A? (A) vitamin E; factor VIII (B) vitamin B12; factor VIII (C) vitamin E; von Willebrand factor (D) vitamin B12; von Willebrand factor (E) vitamin K; factor VIII

2. Which of the following is the most abundant molecule present in the plasma membrane in animal cells?
(A) DNA
(B) RNA
(C) carbohydrates
(D) lipids
(E) proteins

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