An apricot is a fruit or the tree that bears the fruit of several species in the genus Prunus (stone fruits). Usually, an apricot tree is from the species P. armeniaca, but the species P. brigantina, P. mandshurica, P. mume, and P. sibirica are closely related, have similar fruit, and are also called apricots. Apricot tree in central Cappadocia, Turkey.
An icosahedral virus is a virus consisting of identical subunits that make up equilateral triangles that are, in turn, arranged in a symmetrical fashion. A special type of icosahedral shape, called a prolate, is a variant of the icosahedral viral shape and is found in bacteriophages.rtem is a doctor of veterinary medicine and has taught science and medicine at the college level. Learn about the different shapes viruses can have, such as helical, icosahedral, prolate, complex and enveloped. Find out why one shape is particularly useful from an energetic standpoint.
An RNA virus is a virus that has RNA (ribonucleic acid) as its genetic material.This nucleic acid is usually single-stranded RNA (ssRNA) but may be double-stranded RNA (dsRNA).Notable human diseases caused by RNA viruses include Ebola hemorrhoragic fever, SARS, influenza, hepatitis C, West Nile fever, polio, and measles.his nucleic acid is usually single-stranded RNA (ssRNA) but may be double-stranded RNA (dsRNA). Notable human diseases caused by RNA viruses include Ebola hemorrhoragic fever, SARS, influenza, hepatitis C, West Nile fever, polio, and measles.