13. What is the average depth of the oceans?
A. 380 m
C. 3800 m
B. 38 m
D. 3 km

Identify the examples in which sam interacts only with natural resources

In general, characteristics that an organism survive and reproduce become more common in a population over time. what mechanism of evolution cause this change?

Me.henley said, “in the rat race we call life, only the strong will survive.” he may have been referring to