How many locations have been identified in the human genome where single base differences occur?

In humans,chromosome $1$ has the most genes $(2968)$ and the $Y$ chromosome has the fewest genes $(231)$,respectively.

Chromosomes of all races of human are

The largest known human gene is $....(i)....$ and it contains $.....(ii).....$ bases.

Which of the following is $NOT$ a goal of the $HGP$?

If a geneticist uses the blind approach for sequencing the whole genome of an organism,followed by assignment of function to different segments,the methodology adopted by him is called as :