A poodle and a wolf have

similar physical characteristics. In addition, by

using current DNA technology, scientists have

learned that the DNA of a poodle is similar to

the DNA of a wolf. Describe how DNA technol-

ogy can be used to support the theory that

poodles and wolves share a common ancestor.

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.

Which environmental change would most likely result in bullfrog offspring that are able to store more water than bullfrogs in previous generations?

How have crops been modified? a.plants have been made more susceptible to pests b.plants have been made resistant to herbicides c.plants have been made more susceptible to herbicides d.plants have been modified to have reduced yield