a scar on the knee is a kind of scar & a scar is an acquired characteristic ->  a scar on the knee is an acquired characteristic  inherited characteristics are the opposite of acquired characteristics & inheriting is when an inherited characteristic is passed from parent to offspring by genetics / dna ->  acquired characteristics are not passed from parents to offspring  a scar on the knee is an acquired characteristic & acquired characteristics are not passed from parents to offspring -> a scar on the knee is not passed from parents to offspring