Which of the following is NOT well understood by b...
Câu hỏi: Which of the following is NOT well understood by biologists?
A Differences in species richness between temperate and tropical regions
B Comparisons of behavior patterns of butterflies and certain animal groups
C European butterfly habitats
D Differences in species richness within a temperate or a tropical region
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Đề thi thử THPT Quốc Gia môn Tiếng Anh năm 2015 - Trường THPT Trần Phú, Hà Tĩnh