A vitamin obtained from meat that is a coenzyme in amino acid and lipid metabolism is
A) pyridoxine (B6).
B) pantothenic acid.
C) riboflavin.
D) folic acid (folate).
E) niacin.
Answer: A
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Which of the following is a freely movable joint?
A) diarthrosis B) synarthrosis C) amphiarthrosis D) fibrous
During spermatogenesis, one spermatogonium containing _____ chromosomes yields ____ spermatozoa, each containing _____ chromosomes
a. 46, 16, 23 b. 46, 2, 23 c. 46, 4, 23 d. 46, 2, 46 e. 23, 4, 23
Callie is a world class marathon runner. Which of the descriptions about her dominant type of skeletal muscle is FALSE?
A. They have a well-developed blood supply. B. They are well adapted to anaerobic activity. C. They split ATP slowly. D. They have low glycogen stores. E. They have large deposits of myoglobin.
A defect in the enzyme that converts phenylalanine into tyrosine is characteristic of the disease ________.
A. maple-syrup disease B. phenylketonuria C. albinism D. lactose intolerance