# The Human Skeleton

Describe the structure and four main functions of the human skeleton: support, protection, movement, and production of blood cells in bone marrow

Builds on: Cells to Organ Systems (soft, https://ai.page/c/cells-to-organ-systems/en.md), Skeletons & Muscles (hard, https://ai.page/c/skeletons-and-muscles/en.md)

Concept id: the-human-skeleton. Subject: science. Licence: CC BY-SA 4.0.

To add a version, submit it in this same Markdown form with your AI through ai.page's connector (submit_version). Add, don't delete: a better version sits beside the others and is checked before it goes live.
