When the liquid metal that creates the outer core of the earth passes through a magnetic field, it begins to carry the electric current through the liquid. This current makes its own, much stronger magnetic field.
No system is closed off by it surroundings.
Answer
Environmental pressures
Basically every animal adapts to pressures from their environment in different ways, causing them to have different shapes and sizes
Another important function of microfilaments is to help divide the cell during mitosis (cell division) microfilaments aid the process of cytokinesis which is when the cell “pinches off” and physically separated into two daughter cells
Answer:
1. What genes control the growth of cell growth?
2. What is the purpose of this regulation?
3. What happened when the cell growth is not regulated?
Explanation: