what lacks a backbone?
fossil fuels Chlorophyll humans Leptospirosis fungi spine jellyfish animals
A B C D E F G H
Jellyfish and insects are invertebrates.
jellyfish lack a backbone
what lacks a backbone? (A) fossil fuels (B) Chlorophyll (C) humans (D) Leptospirosis (E) fungi (F) spine (G) jellyfish (H) animals