What cellular processes are “hijacked” by viruses?

Replication and protein synthesis process

Explanation:

When the virus enters the host cell it first process host genetic material starts its own replication of genetic material called replication. Then it also hijacked the protein synthesis process translation and form it's a protein which used in the capsid of the viral cell. The virus uses all the machinery of the host cell.

the organisms are not adapted to live in some communities or habitats.

he is very short, and he can only reach halfway up on the elevator buttons. but on a rainy day, he has his umbrella with him, and he uses it to poke the button at the top.