Hi the answer is their quality's are that they have collagenous fibers, elastic fibers, and a gel - like substance.
Hope this helps.
I apologize but with no problem I can't help :(
In How to Kill a Mockingbird, Atticus warns them not to kill a mockingbird, because it doesn't harm anybody. Boo Radley could be considered the mockingbird, because although he is away by himself and harming nobody, the children mock and disturb him.
Answer:
They absorb the food molecules that result from the external digestion.
Explanation: