In this task, you're given an open-domain question. Your task is to provide an answer to the given question. There is only one unique answer for each question. Your answer should be short, and refer to an entity, date, number, etc. Do not put your answer in the context of a sentence.

Q: When did the us detonate the first hydrogen bomb?

A: November 1, 1952
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Q: When was the last time the government was shutdown?

A: December 22, 2018, until January 25, 2019
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Q: Which meristematic tissue is found in root and shoot apex?

A:
apical meristem
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