What is a model?
a. a simplified, constructed version of a complex object or idea
b. an alternative, upgraded version of a complex object or idea
c. a detailed, more accurate version of a simple object or idea
d. a well-researched, identical copy of a complex object or idea

How do you date a sample of rock that you suspect as being one of the earliest on earth

As scientists have investigated evolution from a variety of fields, they have found that some of darwin's orginal ideas were inaccurate or incomplete. t explanation provided by evolution was updated each time to reflect the new information they found. what does this suggest about the theory of evolution? it has become a stronger and clearer theory as new information is collected.

What part of the body contains bile, an enzyme that break down lipids?