Question to you: What lacks a vertebral column, or backbone?\nOptions:\n- (A) fungi\n- (B) parasites\n- (C) cacti\n- (D) Leptospirosis\n- (E) insects\n- (F) bushes\n- (G) Conifers\n- (H) anostrans.
Let's reason step-by-step:
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Invertebrates are animals that lack a vertebral column, or backbone. Principal invertebrates are anostracans and ostracods. Anostrans lack a vertebral column, or backbone. Final answer: (H).
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