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Most conifers (trees belonging to the phylum Coniferophyta) are evergreen. That is, they keep their green leaves or needles year-round. However, not all conifer species are evergreen. Larch trees, _________ lose their needles every fall.
Which choice completes the text with the most logical transition?
Reading and WritingExpression of Ideas
Because an achiral molecule is symmetrical, flipping it yields a structurally identical molecule. A flipped chiral molecule, _______ can be compared to a glove that has been turned inside out: it produces a structurally inverted molecule rather than an identical one.
Which choice completes the text with the most logical transition?
Reading and WritingExpression of Ideas