As the [H3O+] of the solution decreases, the [OH-] ________.
A) increases and thus pH increases
B) increases and thus pH decreases
C) decreases and thus the pH decreases
D) decreases and thus the pH increases
Ans: A) increases and thus pH increases
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a. cephalopods. b. thecosome pteropods. c. gymnosome pteropods. d. nudibranchs. e. oceanic limpets.
What fraction of your DNA is the same as every other human being?
a. 50% b. 75% c. 90% d. 95% e. 99%
Before messenger RNA is exported from the nucleus, _______________.
A. all exons are deleted and removed B. a poly-A tail and modified guanine “cap” are added C. anticodons are assembled D. the transfer RNA transfers the messenger RNA to the ribosome E. the single RNA strand duplicates itself in much the same way as DNA