Which would be warmer, the water in the surface zone of the ocean 200 miles north of the equator, or 2,000 miles north of the equator? explain why.

Which of the following examples can cause gene flow between populations? a.an increase in predators to a population of zebra b.a volcanic eruption that kills half of a population of mice c.bird droppings that contain seeds from a different location d.a person that sprays a toxin on a group of mosquitoes

Microorganisms are involved in each of the following processes excepta. smog production.b. food production.c. infection.d. o2 production.e. decomposition of organic material.

This is the diveristy of ecosystems natural communites and habits it is the variety of ways that species interact with each other and their environment