Bivalves have strong muscles in order to hold their shells closed.
No! muscles are connected to bones by tendons.
No there not
diaphragm
They have very big and strong body muscles.
it makes your muscles strong to build strength
It means they (muscles) are very strong
When exercise is done the muscles are broken down. The muscles are then repared back stronger.
Valves
yes, they have muscles
Loose skin and strong muscles enables them to roll up into a ball as a defense strategy.
yes they can make you strong but only in the stomach not in the muscles