Group of tissues performing a specific task is known as organ and group of organs performing a specific task is organ system.
Answer:
<h2><u>Mitral </u><u>Valve</u></h2>
- <u>Mitral valve</u>, between the left atrium and left ventricle
The large intestine and the small intestine
I believe that the basic unit of structure and function in protists and monerans is the cell. This is because cells are basic unit of structure and function of all living things. A cell is the smallest unit of life, it is the basic membrane-bound unit that contains the fundamental molecules of life and of which all living things are composed.
About 23 percent of incoming solar energy is absorbed in the atmosphere by water vapor, dust, and ozone, and 48 percent passes through the atmosphere and is absorbed by the surface. Thus, about 71 percent of the total incoming solar energy is absorbed by the Earth system.