If it is assumed that the bases only occur in the structure in the most plausible tautomeric forms (that is, with the keto rather than the enol configurations) it is found that only specific pairs of bases can bond together.

It has been found experimentally that the ratio of the amounts of adenine to thymine, and the ratio of guanine to cytosine, are always very close to unity for deoxyribose nucleic acid.

—"A Structure for Deoxyribose Nucleic Acid,”
J. D. Watson and F. H.C. Crick

Which verb voice does this passage use?

Why is the verb voice appropriate for this passage?

Which questions must be considered when evaluating the effectiveness of an argument? select four options. is there empirical evidence in the argument? is there reliable evidence to support the reasons? are there logical reasons to believe the claim? is the author’s claim clear to the reader? does the author’s diction affect the reader as intended?

What is the claim in an argumentative text? the facts and data that support a statement of opinion in the text the statement that takes a position on an issue or controversy the explanation of how the evidence in the text supports a reason the quotations from primary sources that are used to validate a fact

Read the passage below and answer the question that follows. ‘you make me feel uncivilized, daisy,’ i confessed on my second glass of corky but rather impressive claret. ‘can’t you talk about crops or something? ’ i meant nothing in particular by this remark but it was taken up in an unexpected way. ‘civilization’s going to pieces,’ broke out tom violently. ‘i’ve gotten to be a terrible pessimist about things. have you read ‘the rise of the coloured empires’ by this man goddard? ’ ‘why, no,’ i answered, rather surprised by his tone. ‘well, it’s a fine book, and everybody ought to read it. the idea is if we don’t look out the white race will be—will be utterly submerged. it’s all scientific stuff; it’s been proved.’ in this passage, tom’s ideas about race relations come off as uncivilized. what literary device is fitzgerald using here? irony personification metaphor simile