Instructional Video
Khan Academy

Khan Academy: Biology: Sex Linked Traits

9th - 10th
An explanation of gender determination. [14:19]
Instructional Video
Khan Academy

Khan Academy: Biology: Photosynthesis

9th - 10th
One of the most important biological processes: photosynthesis. [13:37]
Instructional Video
Khan Academy

Khan Academy: Biology: Embryonic Stem Cells

9th - 10th
The explanation of how a fertilized egg develops once it has become a zygote. [19:54]
Instructional Video
Khan Academy

Khan Academy: Photosynthesis: Cam Plants

9th - 10th
Discover how some plants close their stomata during the day in order to retain water. Learn how CAM Plants are able to fix carbon at night so they don't have to keep their stomata open during the day. [8:37]