第一课

供进一步研究

- 生物学概述;可汗学院
https://www.khanacademy.org/science/high-school-biology/hs-biology-foundations/hs-biology-and-the-scientific-method/v/overview-of-biology

- (2013) 科学方法:步骤、术语和例子;YouTube
https://www.youtube.com/watch?v=BVfI1wat2y8

- (2017)生命的特征; YouTube
https://www.youtube.com/watch?v=cQPVXrV0GNA

- (2013)组织的层次; YouTube
https://www.youtube.com/watch?v=ZRFykdf4kDc