Exit Ticket: Unit 4 When Organs Fail (Synthesis) (Final check)

The next check on this week's work. It covers a different skill from the last one, so this is a fresh check rather than a retake. Enter your Student ID and submit.

1. 1. In tissue engineering, a scaffold provides:

   AThe stem cells that become the new tissueBThe blood supply that feeds the new tissueCThe growth factors that tell cells to divideDA framework cells attach to and grow on

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