Which of the following mechanism of evolution usually cause an increase in genetic diversity within a species a- competition
b- genetic drift
c- mutation
d- gene flow
justification-

What field of science did harry hess study?

The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere

Which of the following is one way in which organisms such as clown fish and sea turtles are able to overcome the many dangers that their offspring encounter and ensure that their species population numbers stay relatively steady