What percentage of your daily caloric intake should come from fat?

Does anyone have an answer to this question? if so me.

What is known about the genetics of diabetic disorders? what goes wrong when juvenile diabetes sets in?

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.