2. A Ecosystems are about connections. Thinking about the ecosystem in which
you live, what are some of those essential
connections?

Explain why process 2 is so important to sexual reproduction identify processes 1 and 3 state one difference between the cells produced by process 1 and cells produced by process 3

Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings

In which situations is the principle of cross-cutting relationship useful in determining relative age?