Explanation for Question 35 From the Reading Section on the 2017 May Sat
Question 35 says according to the passage, 2 seemingly contradictory findings about the spread of farming and ancient Europe began to be 3 reconciled one scientist at what? So, 4 since this question says or starts off with the phrase, 5 according to the passage, we know that the answer's going to come pretty directly 6 from text evidence. So we can look back into the passage to see where 7 these contradictory findings are mentioned and also see what scientists 8 did to resolve them here. So we find this at the bottom of the 9 first column, that first piece, 10 and the first paragraph that's highlighted outlines the contradictory evidence. 11 So I read that it says numerous such studies, 12 especially of Y chromosomes, which are transmitted via the paternal line, 13 suggest that farmers, not just their ideas, 14 spread westward over the millennia, eventually reaching the British Isles yet. 15 Other studies based on mitochondrial DNA, 16 which is inherited maternally have come to the opposite conclusion, 17 suggesting that farmers had local European ancestry. 18 So outlining a contradiction between where these European farmers 19 originated from. And then that piece in the next paragraph says, 20 what scientists do to address this? 21 They say in recent years, studies have begun to resolve these issues by sequencing 22 the DNA of prehistoric farmers themselves. 23 So specifically scientists are sequencing the DNA of prehistoric 24 farmers themselves again, and that is what is b...