The smallest structural unit of the body is:
a. DNA
b. organelles
c. cells
d. tissues
c. cells
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Both Type I and Type II diabetes must be treated by regular insulin injections
Indicate whether the statement is true or false
Light and dark adaptation involves
A. pupillary reflexes. B. variations in rod and cone function. C. changes in the amount of available rhodopsin. D. pupillary reflexes and changes in the amount of available rhodopsin. E. pupillary reflexes, variations in rod and cone function and changes in the amount of available rhodopsin.
The divide between the nasal cavity and the oral cavity is formed by the ________.
A. olfactory mucosa B. nasal conchae C. palate D. nasal septum
Estrogens stimulate the liver to produce
A. peptide hormones related to blood pressure control. B. proteins that transport iron and copper. C. bile and digestive enzymes. D. antidiuretic hormone.