[Bồi Dưỡng Há»c Sinh Giá»i Violympic Toán Lá»›p 1] [Hai vạn dặm dưới đáy biển] [Yann Martel] [Há»�c tiếng anh theo quy luáºt] [Ò£â� �š� ³Ò£� �"�] [Bí danh] [y lâm cải thác] [战场兄弟类似游戏] [Fiona wants to use the scientific method to answer the question “Do oxygen levels in the air affect rates of photosynthesis?” She reads about photosynthesis in her biology book and is ready to carry out the next step. What should she do next?perform an experimentdesign a proceduremake observat] [��������ho]