Chemistry, 29.11.2020 23:20 nnance689

Geckos and some other animals can climb smooth surfaces. Which of these explanations of this observation do you think is most reasonable?

The gecko's feet are rough, which increases the friction with the surface.
The gecko's feet have tiny suction cups on them that stick to the surface
The gecko's feet secrete a sticky substance that helps them adhere to the surface
The gecko's feet contain molecules that are attracted to the molecules on the surface.

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Geckos and some other animals can climb smooth surfaces. Which of these explanations of this observ...