0 0 votes Which of the following is/are synthetic auxin(s) that does/do NOT occur naturally? $2,4$-Dichlorophenoxyacetic acid Indole-$3$-acetic acid Indole-$3$-butyric acid $1$-Naphthaleneacetic acid Plants gatebt-2024 plants biochemistry molecular-biology-and-genetics + – admin 3.0k points answer comment Share Follow 0 reply Please log in or register to add a comment.