Answer:
(especially of a leaf or shell) having a round-toothed or scalloped edge
Explanation:
The <span>myocardium (the middle layer)</span>
A convergent boundary is an area on Earth where two or more lithospheric plates collide. One plate eventually slides beneath the other causing a process known as subduction. The subduction zone can be defined by a plane where many earthquakes occur, called the Benioff Zone.
The dorsal side of the frog is the back of the frog, where the spine is.