The example of the great barrier reef is used to illustrate a-the insignificance of coral reefs b-the lack of diversity in the ecosystem c-the consequences of increasing acidity d-the problems that too much algae can create

When a virus infects a host cell, it uses the cell's machinery to make copies of its own genetic material in a process called replication. finally, during the process of self-assembly, that protein shell and the copies of the virus's genetic material are assembled into new viruses.

Aplant cell has vacuoles and a cell wall