Mary has type AB blood. Which type of antibodies is present in her plasma?
A. Anti-A
B. Anti-B
C. Anti-A and anti-B
D. Neither anti-A nor anti-B
Answer: D
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Of the list below select the one that gives the least explanation for the relatively high mobility of the arms
A) The relatively open glenoid cavity of the glenohumeral joint. B) The scapula does not articulate to the axial skeleton directly. C) The subscapular notch is a passage way for nerves. D) The clavicle articulates to the axial skeleton at only the sternal end.
An atomic nucleus consists of protons and neutrons and is positively charged.
Answer the following statement true (T) or false (F)
Eighty-year-old Evelyn takes a bisphosphonate drug once a month to keep her bones strong. She most likely has
A. a hematoma. B. polydactyly. C. osteogenesis imperfecta. D. osteoporosis.
Diffusion of a substance across the cell membrane may be influenced by all of the following except
A) the availability of ATP. B) the presence of membrane channels for the substance. C) its charge of the substance. D) its concentration gradient. E) its lipid solubility.