Once there is neural proliferation, there are three swellings that become visible at the anterior end of the human neural tube; during the 4th week of prenatal development. these swellings are known as the:

Which of the following is not a characteristic of carnosaurs? a. long narrow skulls b. strong forelimbs c. horn projecting from their skulls d. none of the above

Liquid water turns into water vapor at which step in the water cycle

Where would you expect to see seedless plants, such as ferns and mosses? a. in a botanical museum, because they are all extinct b. low and close to the ground in a moist environment c. climbing high while circling the branches of another plant d. deeply rooted in a forest with a trunk that reaches 20 meters or more