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.
An obligate parasite is a parasite that must be with its host, or it dies. Obligate parasites depend on the presence of a host to complete their life cycle. Obligate parasites are common.There are parasitic plants, fungi, bacteria, and animals. The inverse of an obligate parasite is a facultative parasite, a parasite that can complete its life cycle independent of a host.One of the most standard obligate parasites are viruses.here are parasitic plants, fungi, bacteria, and animals. The inverse of an obligate parasite is a facultative parasite, a parasite that can complete its life cycle independent of a host.