Populations have 3 agents, namely, a birth rate, a death rate, and a growth rate

游客2023-09-03  20

问题 Populations have 3 agents, namely, a birth rate, a death rate, and a growth rate. [br] Parasites, which are smaller than their hosts, include ______.

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答案 many viruses and bacteria

解析 参见小标题3.Parasitism下面第2句:Parasites,which are smaller than their hosts,include many viruses and bacteria.
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