The USDA's nutrition plate indicates that as a guideline, about __________ of your dietary plate should contain fruits and vegetables.
A. 25%
B. 75%
C. 33%
D. 50%
Ans: D. 50%
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The Golgi complex regulates transport of proteins to all of the following locations EXCEPT ____
a. lysosomes b. the cell membrane c. the exterior of the cell d. the nucleus e. transport vesicles
A short base sequence near the poly-A tail of a mature mRNA functions to ________
a. encode a destination for the molecule and block translation before it is delivered b. aid binding of the mRNA by the small ribosomal subunit c. bind to complementary regions on microRNAs, signaling degradation of the message d. delay the degradation of the coding region by exonucleases
Which term refers to cell change and damage that occurs during the viral replication cycle?
a. cytopathic effects b. viral envelopment c. attenuation d. lysis
Scanning electron microscopy (SEM) is especially suited to
A) observing living specimens. B) examining internal cellular structure. C) creating a sense of depth. D) both observing living specimens and creating a sense of depth. E) simultaneously observing living specimens, examining internal cellular structure, and creating a sense of depth.