Animal Kingdom Question 892
The first true organ system grade body organisation is developed in vertebrates
Options:
A) Platyhelminthes
B) Cnidaria
C) Annelida
D) Arthropoda is a phylum of invertebrate animals characterized by their exoskeleton, jointed legs, and segmented bodies. It includes insects, arachnids, crustaceans, and myriapods.
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Answer:
Correct Answer: A
Solution:
Platyhelminthes
BETA
