Answer:
The mature in the ovary
Explanation:
Each month starting a puberty one egg is released from the ovary as a mature egg.
Are there any options shown?
The answer to this anatomy question is simple. The one that sets the pace of the heart rate is called the sinoatrial node, a group of cells located <span>in the wall of the </span>right atrium<span> of the </span>heart<span>.</span>
