Answer:
Enveloped viruses, or membrane surfaced viruses, are commonly less resistant to disinfectants because they require their envelope and attachments spikes to be infective. What disinfectants, or alcohol too, do is to disrupt the lipid layer and the mechanism the viruses use to infect their host. Also, enveloped viruses can only survive under specific conditions, I mean wet conditions, as they are generally transmitted in wet body fluids, such as blood. They are also too sensitive to different ambiental conditions, what is related to the coating of these viruses.
Step-by-step explanation: