The image shows a rainforest ecosystem. the energy from plants, or producers, acts as the starting point of energy in the ecosystem. this energy is transferred to other organisms in the food web. in which two ways is the total amount of energy conserved in the ecosystem?

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

What is the problem in this article? what solution does the article propose?

What are levels of ecology and how can we remember them