After the guanine, what is the next nucleotide that will be added to this growing strand of RNA?
1.adenine
2.cytosine
3.guanine
4.uracil
3
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Phenotypes:
A. can be subject to environmental conditions. B. only result from gene transcription. C. are invariant. D. result solely from the actions of a single gene. E. None of the answer options is correct.
The mutation rate for the human species is ___
mutations per base pair per year.
a. 2.2 hundred b. 2.2 thousand c. 2.2 million d. 2.2 billion e. 2.2 trillion
Variant Creutzfeldt-Jakob disease is caused by errors in ____
a. DNA replication b. translation c. transcription d. protein folding e. RNA template replication
What type of chemical bond connects the complementary strands of a DNA molecule to each other?
A) hydrogen bonds B) ionic bonds C) nonpolar covalent bonds D) polar covalent bonds