What are the full names of the following plant hormones?
$(1)$ $GA$
$(2)$ $ABA$

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(N/A) $(1)$ $GA$ stands for $Gibberellic \, Acid$. It is a plant hormone that promotes stem elongation, seed germination, and flowering.
$(2)$ $ABA$ stands for $Abscisic \, Acid$. It is a plant hormone that acts as a growth inhibitor, promotes seed dormancy, and helps the plant respond to stress, such as drought.

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