An energy pyramid is always related to the organisms food web. A increase in no of tropic levels could make it complex. Also the reason for only 4 or 5 is to make it simple to understand.
The rough ER is involved with protein synthesis. It helps to produce proteins and help them fold properly.
Answer:
Griffith concluded that the R-strain bacteria must have taken up what he called a "transforming principle" from the heat-killed S bacteria, which allowed them to "transform" into smooth-coated bacteria and become virulent.
Explanation:
Answer:
the correct answer is enzymes
Explanation:
enzyme act as catalyst and is a biological molecule which within the cell membrane can speed up or increase the rate of biological reaction without affecting itself and is obtained unchanged at the end of reaction
Because these volcanic activities happen on plate tectonics.
This is not the best answer but I hope it could help you.