Answer: may exhibit metastasis
Cancer cells may exhibit metastasis, this is true.
<span>Other choices are not true of cancer cells because:
Mitotic rate of cancer is high, not slow. Benign tumors are not cancer. It is distinguishable from normal body cells, it forms neoplasms. </span>
Your neck muscles allow you to move your head
<span>A. Correct – silent <em>mutations change</em> the <em>genetic</em> code of the DNA, but do not result in <em>changes</em> to the protein function. Therefore, the phenotype of the organism is not affected. A <em>mutation occurs at the midpoint of a gene</em>, <em>altering all amino acids encoded after the point of mutation</em>.
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I believe it is Wegener's theory did not explain how the continents could move.
The right answer is All answer options describe plasmids.
A plasmid is a natural or artificially modified circular DNA molecule for use in biological research.
The researchers use the plasmids to insert a DNA fragment of interest, thanks to the cloning cassettes. They can clone genes to express proteins or RNAs and analyze them.