Answer:
Nope. Biology is too easy. Chem is more harder.
Explanation:
A lot of people lost their jobs
Brown v. Board of Education (1954). The case ruled that segregated public schools were unconstitutional on the grounds that "separate could never be equal." The case overturned Plessy v. Ferguson, a landmark and deeply racist Supreme Court decision from 1896 that had allowed segregated education.
B) Truman Doctrine.
I hope this answer is right.