Question

the cartilages are harder than bones​

Answer 1

Answer:

The cartilages are harder than bones. The finger bones do not have joints. The fore arm has two bones. Cockroaches have an outer skeleton.

Explanation:

Answer 2

Answer:

the catilages are not harder tha bones.

Explanation:

because cartilages are flexible and elastic. flexible and elastic substance cannot be harder.so, the cartilages are not harder than bones.

hope it helps you!!!