The science of scabs and pus
the sticky truth about blood
"Blood is vital for life. We can't live without it, so the body tries to keep blood safe and clean inside it. This ... guide to blood explores the structure, uses, and life cycle of blood, covering everything from why we grow scabs over cuts to why people donate blood at hospitals."--Publisher.
Franklin Watts, An Imprint of Scholastic, Inc.
2018
9780531231432
book
Lexile:
940