During the late 1990s, many wheat fields in arizona had to be destroyed due to the presence of what?

Match the description of each organism to the appropriate category

One important development during the 3rd trimester that will insulate the infant against changes in temperature is a. the deposition of fat under the skin b. the closing of the septum between c. the atria of the heart d. the beginnings of lung functioning e. the beginnings of light and sound sensing

Which of the following was not a major animal on land during the carboniferous period? amphibians insects both a and b none of the above