The genetic code is nearly universal
Indicate whether this statement is true or false.
TRUE
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Recent research has suggested that some pseudogenes and non-protein-coding DNA code for RNAs that affect transcription of coding regions. This suggests that
A. pseudogenes code for proteins. B. non-protein-coding DNA has no function. C. non-protein-coding DNA may regulate gene expression. D. pseudogenes have no function. 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 non-protein-coding DNA? 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?
The diarrhea that is a symptom of diseases like cholera is due to problems in the function of the
A. stomach. B. small intestine. C. large intestine. D. appendix. E. gall bladder.
The background extinction rate is
1.the rate at which new species appear. 2.the rate at which species are always becoming extinct. 3.a time when many species become extinct. 4.a time when no species becomes extinct. 5.a time when species living in the dark become extinct.
Which of the following trace elements needed by humans is commonly added to table salt?
A) iodine B) iron C) magnesium D) fluoride