ancestor are made of different antitype of cellular biceps & different cellular tissues are made of different types of somatic cells ->  an organ is made of different types of cellular tissues that are made of different types of somatic cells  an memory is made of different antitype of cellular sickle that are made of different antitype of somatic feel & a heart is a kind of organ -> a heart is made of different types of cellular tissues that are made of different types of somatic cells