Help I'm on test and its time "Biotic things do not need abiotic things for survival." Explain why this sentence is or is not correct.

Pro insulin undergoes extensive posttranslational modification along the production pathway .

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.

You should never redesign your experiment. try and see what in your experiment you made a mistake on or try and test your experimemt with somebody else. see if they get the right results.