The body's "natural opiates" used to reduce the ability to perceive pain are

a. glucocorticoids.
b. mineralocorticoids.
c. endorphins and enkephalins.
d. endorphins only.
e. enkephalins only.


C

Biology & Microbiology

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Behaviors that appear to be genetically programmed are called

A. innate. B. ultimate. C. fixed action pattern. D. voluntary. E. standard deliverance.

Biology & Microbiology

Pulsed-field gel electrophoresis can be used to link a particular pathogen associated with disease outbreaks in a specific food source.

Answer the following statement true (T) or false (F)

Biology & Microbiology

Meiosis typically results in the production of

a. 2 diploid cells. b. 4 diploid cells. c. 4 haploid cells. d. 2 haploid cells. e. 1 triploid cell.

Biology & Microbiology

Without proofreading, the rate of errors in DNA replication in bacteria is as high as about one for

every ____ nucleotides assembled.

a. 10 to 100 b. 100,000 to 1,000,000 c. 1000 to 10,000 d. 10,000,000 to 100,000,000 e. 100,000,000 to 1,000,000,000

Biology & Microbiology