A sign on the beach states, "Beach Closed. Red Tide." The organisms interfering with your use of this beach are probably . See Concept 28.3 (Page)

In a cladogram' when does a group of organisms branch off

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."

The negative impacts of nonnative species generally outweigh the positive impacts