Some cancer cells produce the enzyme ________, which avoids stimulating apoptosis based on the number of cell divisions.

Fill in the blank(s) with the appropriate word(s).


telomerase

Biology & Microbiology

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You are attempting to synthesize rRNA in a test tube using DNA isolated from mouse cells. In addition to the template DNA, ribonucleotides, and the necessary transcription factors, you should also add _________ to the test tube.   

A.  poly-A polymerase B.  RNA polymerase III C.  RNA polymerase II D.  RNA polymerase I Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about RNA polymerases? Consider Possibilities · Consider the different answer options. Which can you rule out? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?

Biology & Microbiology

A sequence of bases within a gene that does not code for protein is called a/n ________.

A. operon B. operator C. intron D. promoter E. exon

Biology & Microbiology

I am characterized by having a test and axopods. Who am I?

a. green algae b. actinopods c. opisthokonts d. stramenopiles e. foraminiferans

Biology & Microbiology

Postmortem blood from the ___ has been found to contain higher concentrations of drugs than other parts of the body.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology