Poaceae groups, using the C3 and C4 photosynthetic pathways for carbon fixation. The C4 grasses have a photosynthetic pathway, linked to specialized Kranz leaf anatomy, which allows for increased water use efficiency, rendering them better adapted to hot, arid environments and those lacking in carbon dioxide. The C3 grasses are referred to as "cool-season" grasses, while the C4 plants are considered "warm-season" grasses. The grass family is one of the most widely distributed and abundant groups of plants on Earth. Grasses are found on every continent, including Antarctica with the presence of Antarctic hair grass on the Antarctic Peninsula. Grasses are
Tyler Perry's For Better or Worse Better or Worse" on April 26, 2011, the same day it was announced that "House of Payne" would be ending after its eighth season. Unlike "House of Payne" and "Meet the Browns", which are family-oriented, "For Better Or Worse" targets young adults. The premiere episode of the series acquired 3.33 million viewers, bringing the show to the top of the charts as basic cable's No. 1 comedy series for the month of October 2011. In February 2012, TBS announced the thirty-five episode second season renewal, which premiered on July 13, 2012, with the first season averaging 2.9 million viewers. "For