本题目来源于试卷: HL Topic A2.3 Viruses，类别为 IB生物学
[问答题]
6. The graph shows the known number of Ebola infections worldwide from 1976 to 2015.
[img]data/attachment/exam/2501/24/2501241129276426.jpg[/img]
(b) The total number of case of Ebola from 2000 to 2009 was 1194.4 3v a67fe+lb vlv)aak Calculrjy1xj)e3 ;y pate the total nume3 y)pjj 1;yrxber of cases that occurred from 1990 to 1999.
参考答案: 472 (cases).
本题详细解析:
暂无
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