What happens if the neutrons hit another nucleus?

the reaction continues

Explanation:

If the nucleus hits a control rod it is absorbed and the reaction will stop. Compare the chain reaction that occurs when the control rods are inserted further into the versus when they are pulled all/mostly out of the reactor.

the answer to your question is slate

regents of the university of california v. bakke, 438 u.s. 265 (1978), was a landmark decision by the supreme court of the united states. it upheld affirmative action, allowing race to be one of several factors in college admission policy.