Identify a food chain that consists only of a producer a primary consumer and a secondary consumer.

Which of the following typically characterizes a tropical rainforests

How can a geological time scale best be reconstructed? a) comparing vestigial structures in living species b) comparing homologous structures in living species c) examining homologous structures in fossil remains d) examining the written records of scientists from past cultures

What noticeable trend from this graph might be used to make a conclusion?