The lion (Panthera leo) is one of the five big cats in the genus Panthera and a member of the family Felidae. The commonly used term African lion collectively denotes the several subspecies found in Africa. With some males exceeding 250 kg (550 lb) in weight, it is the second-largest living cat after the tiger.
Rating Newest Oldest. Best Answer: Viruses are obligate intracellular parasites that can be maintained only inside living cells. Whern we refer to something as obligate that indicates that the virus (in this case) must do or behave in the specified manner. Since viruses are obligate intraellular parasites, the term conveys the idea that viruses must carry out their reproduction by parasitizing a host cell.
Viruses are obligate intracellular parasites, which means they have to live inside of a host and steal hosts enzymes to allow replication, like when aliens inhabit the bodies of politicians and run for officeâ¦ it happens.hat being said, some viruses, including influenza, enter and replicate in the nucleus because they require splicing enzymes for replication. Virus replication usually occurs in two stages: early and late. These two stages are defined by the types of viral proteins made in each stage.