Answer: the correct option is : highly developed cell- cell communication.
Explanation: In complex multicellular organisms, cell - cell communication also known as cell signalling is part of any communication process that leads basic activities of cells and coordinates multiple cell functions.
The American Heart Association recommends eating at least 7 <span>ounces of oily fish per week to help reduce your risk of heart disease.
In short, Your Answer would be Option A
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Answer:
1. Someone in the United States has a stroke every 40 seconds.
2. Every year, more than 795,000 people in the United States have a stroke.
3. In the year of 2018, 1 in every 6 deaths from cardiovascular disease was due to stroke.
the answer is a because if the model is based on experimental data it wont be good unless it has been tested.