A bacteria culture is grown with a population of 15 million cells and kept under observation. The cell population is found to double every hour. How can we use geometric sequences and series to find the total population after six hours? Show all work.

In order to clone adult animals, scientists typically begin with a(n)

Read the following scenario to answer the following question. in some zoos, rare crosses between a male lion and a female tiger have produced hybrid offspring called "ligers." male ligers are sterile but some female ligers are fertile. in the wild, lion and tiger ranges do not naturally overlap, making such a cross unlikely. furthermore, the solitary behavior of tigers and the social organizations of lions create behavioral differences. applying the biological species concept, the sterility of ligers reveals that a. lions are probably a subspecies of tigers b. tigers and lions are the same species c. a new species called "ligers" is forming d. tigers and lions are separate species

Identify the various levels of atmosphere. troposphere mesosphere exosphere stratosphere thermosphere