1. Which of the following is correct about the protease inhibitor drugs designed to treat HIV infection? d. They cure the disease 2. Viruses like Ebola, Marburg, and Hanta are known as \'zoonotic\' because... 3. HIV, Ebola, and Marburg are best described as... a. double-stranded DNA viruses b. single-stranded RNA viruses c. double-stranded DNA viruses d. single-stranded DNA virusesa. They result in lysis of virus particles Solution Answer: 1). c. They slow the progress of the disease Protease is an enzyme in your body that’s important for HIV replication. Protease inhibitor drugs block the action of protease. That means they prevent the protease enzyme from doing its part in the steps that allow HIV to multiply. In this way, protease inhibitors can interrupt the HIV lifecycle. This can stop the virus from multiplying in your body. 2). c. they are animal-borne. Zoonotic: Pertaining to a zoonosis: a disease that can be transmitted from animals to people or, more specifically, a disease that normally exists in animals but that can infect humans. 3). b. single-stranded RNA viruses Ebola, and Marburg are negative-sense single standed RNA viruses whereas HIV is positive- sense single standed RNA viruses..