Question

The exoskeleton has been both a help and a hindrance in the evolution of arthropods. Which of the following statements is not true about the exoskeleton?
Select one:
a. arthropods are extremely vulnerable while moulting their exoskeleton
b. arthropods exoskeletons are composed of chitin
c. arthropods can be larger in the water than on land because they do not have to support the entire weight of their exoskeleton
d. like the bones of humans, the exoskeletons of arthropods produce blood cells

Answer 1

arthropods exoskeletons are composed of chitin

Answer 2

https://www.princeton.edu/~achaney/tmve/wiki100k/docs/Exoskeleton.html

Answer 3

@denisse18

Answer 4

Thanks @sreekar369

Answer 5

no prblm @denisse18