Which of the following is NOT a primary germ layer?
A. Ectoderm
B. Endoderm
C. Mesoderm
D. Epiderm
Answer: D
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The anterior two-thirds of the hard palate is part of the ________ bones.
Fill in the blank(s) with the appropriate word(s).
Which of the following statements best describes research focused on the physiology of the lymphatic system?
A. Dr. Johnson's research focuses on the factors that regulate blood pH. B. Dr. Salak is interested in the chemical signaling that maintains normal blood glucose levels. C. Dr. Ali studies the signaling that occurs between defense cells and abnormal cells of the body. D. Dr. Woods is interested in the development of cell communication junctions associated with memory.
The infundibulum is attached to the
A. pineal gland. B. pons. C. thalamus. D. epithalamus. E. pituitary gland.
Given that the mass of an oxygen atom is 16 amu and that of a hydrogen atom is 1 amu, 1 mole of water would be equal to
A. 18 grams. B. 17 amu. C. 6.02 × 1023 grams. D. 18 amu. E. 15 grams.