1. Which of the following statements is the most correct? 1.Viral envelopes contain both viral and host proteins 2.Viral envelopes contain glycoproteins for viral entry into host cells 3.Viral envelopes are derived from the cellular plasma membrane 4.Viral envelopes provide protection against heating and drying

2. Which of the following statements is the most correct? 1.Viral envelopes contain both viral and host proteins 2.Viral envelopes contain glycoproteins for viral entry into host cells 3.Viral envelopes are derived from the cellular plasma membrane 4.Viral envelopes provide protection against heating and drying