The membrane potential refers to the ____ across a cell membrane
a. difference in water concentration
b. charge difference
c. rate of movement
d. distance
e. difference in salt concentration
ANSWER: b
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Changes in an organism that are the result of changes in gene action(s) are known as
A) diseases. B) epigenetic. C) silencing. D) micro-RNA mediated. E) all of the above
When multiple color forms of an organism exist in a population, the least abundant form is likely to
increase in frequency.
Indicate whether the statement is true or false.Diet, including what is and what is not consumed, is believed to play a major role in determining whether or not an individual develops cancer
Indicate whether the statement is true or false
Which of the following is the body's first line of defense?
a. Skin b. Inflammatory response c. Immune response d. Antibodies