Choose the best explanation of the difference between evolution and natural selection.
A. Evolution is the idea that species change over time, and natural
selection is a mechanism by which evolution takes place.
B. Natural selection is the idea that species change over time, and
evolution is the idea that the species' food source also changes over
time.
C. Evolution is the idea that species change over time, and natural
selection is the idea that nature changes over time.
D. Natural selection is the idea that species change over time, and
evolution is the idea that our world changes over time.

Why is a dominant allele called dominant

Tara sees a commercial for a brand of pills that promise to boost energy and people perform better in work and school. as people in the commercial talk about how much better they feel when taking the pill, tara notices a message on the bottom of the screen that reads, "this pill is not approved by doctors and has not been tested in controlled experiments." what is the best conclusion that tara should make about the commercial? it is making scientific claims based on subjective observations. it is making scientific claims based on opinions instead of pseudoscientific facts. it is making pseudoscientific claims based on objective observations. it is making pseudoscientific claims based on opinions instead of scientific facts.

This class has taught you that the use of science and medicine in practical ways has become an international endeavor. one of the greatest examples of an international science accomplishment is which allows the profiling of human dna, useful not only to science but also medicine. a) forensic science b) the fbi c) the human genome project d) bioterrorism