Back to the speciation of fruit flies: Geographic isolation separated fruit flies from the original population but this event alone is NOT speciation. What had to happen in order
for speciation to occur to this original population of separated fruit flies?

What is the problem in this article? what solution does the article propose?

Has anyone taken the genetics unit test in connexus? not looking for answers, just a little bit what to expect and some with studying.

Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.