What is the quality of this data about HCV?

When studying heredity, what is the relationship of dna based and traits? super urgent !

Brian said that when you get your body broken such as a arm or leg. it means your bones break to pieces and must do surgery or get a cast to fix it.is it true or false?

Which type of nerve creates a 'mental map" of the relative positioning of the body at any given point in time?