In plants, photosynthesis occurs mainly within the leaves. Since photosynthesis requires carbon dioxide, water, and sunlight, all of these substances must be obtained by or transported to the leaves. [ Carbon dioxide is obtained through tiny pores in plant leaves called stomata. Oxygen is also released through the stomata. Water is obtained by the plant through the roots and delivered to the. leaves through vascular plant tissue systems. Sunlight is absorbed by chlorophyll, a green pigment located in plant cell structures called chloroplasts.
Super Bowl XLIX, a thrilling contest that came down to an unbelievable interception in the fourth quarter, has become the most watched show in television history. According to numbers released by the ratings agency Nielsen, 114.4 million Americans tuned in to watch the Patriots beat the Seahawks 28 to 24 on Sunday.
Video has garnered over 17 million views on the late night hostâs official YouTube channel. | March 16, 2015 @ 6:34 PM. Within 24 hours of its upload, President Barack Obamaâs edition of Jimmy Kimmelâs popular âMean Tweetsâ segment became the most watched video of the series, ABC announced Monday. The video hit over 10 million views within the first 24 hours of posting to the Jimmy Kimmel Live YouTube channel on Mar. 12, and has since amassed over 17 million views.