If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Genetically engineered insulin

Problem

A pharmaceutical company accidentally produces a batch of proinsulin, which cannot be sold. The company decides to convert this batch into mature insulin, which can then be sold.
Which of the following steps can the company do take to convert their proinsulin into mature insulin?
Choose 1 answer: