Ribosomes make proteins. These structures receive their instructions from the nucleus and are assembled in the nucleolus. Ribosomes can be found attached to the rough ER or within the cytoplasm, either singly or in groups called polyribosomes (poly means many). Hope this helps Ya.
It has a job similar to a police officer who allows select people to enter and leave a crime scene.
Explanation:
The primary purpose of the cell membrane is to preserve the cell from its surroundings. The cell membrane manages the movement of materials in and out of cells and organelles. In this form, it is selectively perforable to ions and organic molecules. It is the same as of police officer or security guard that check the people and allow only a few to enter a specific place.
Eversing negative thinking. Hope this helps!
The sequence of event for the evolution of the atmosphere: 1. meteorite bombardment 2. Volcanic Outgassing 3. Oceans Form 4. Banded Iron Formations Created 5. cyanobacteria evolve 6. Oxygen increases in atmosphere 7. Eukaryotes evolve
