What is vital registration system ? explain its merits and demerits

When exercising, you shouldn’t go past to avoid an injury.

When dealing with your guest how you say something is as important as what you say true or false

Which of the following statements concerning cancer and mutations is correct? a: cancer can only occur with a mutation in a somatic cell. b: usually, multiple mutations are required in different genes to cause cancer. c: none of the other answer options is correct. d: cancer can only occur with a mutation in a germ cell. e: usually, a single mutation is all that is required to cause cancer.