Carbon-14 has the same ________.
A) atomic number and atomic mass as carbon-12
B) atomic number and thus number of neutrons as carbon-13
C) atomic mass as both carbon-12 and carbon-13
D) number of protons but more neutrons than carbon-12
Ans: D) number of protons but more neutrons than carbon-12
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In a polymer of nucleotides, how does one
nucleotide attach to another?
a. the base of one nucleotide is attached to the base of the next b. the base of one nucletide it attached to the sugar of the next c. the sugar of one nucleotide is attached to the sugar of the next d. the phosphate group of one nucleotide is attached to the base of the next e. the phosphate group of one nucleotide is attached to the sugar of the next
One mechanism that may lead to novel disease treatment involves ________, which hinders the translation of specific mRNAs
A) siRNA B) tRNA C) P bodies D) macro-RNAs E) rRNA
What compounds or probes could you use to investigate (a) G-protein–mediated signal transduction, (b) nitric oxide signal transduction, and (c) calcium ion-dependent fluxes and effects
What will be an ideal response?
How are the structures of RNA and DNA similar?
A. Their sugar-phosphate backbones are formed by phosphodiester linkages. B. Adenine pairs with thymine in both. C. They both have the same tertiary structure. D. They both contain the sugar ribose.