question_answer

The total number of nitrogenous bases in human genome is estimated to be about:

A)  3.5 million                          

B)  35 thousand

C)  35 million                           

D)  3.1 billion

Correct Answer: D

Solution :

Genome is a complete set of  genes present in a haploid set of chromosomes contributed by a parent and C-value is the haploid(n) amount of DNA in a  eukaryotic cell. C-value of human genome is 2.8 picogram or  daltons or  base pairs. The total length of DNA is 94 cm. which have about 3.1 billion bases.