Awater skier wants to be able to get up to a correct standing position faster. what type of activity would be the most appropriate to focus on during training to accomplish this goal? aerobic activities muscle-strengthening activities bone-strengthening activities balance and stretching activities

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.