Which of the following is a scientific question? a. should commercial fisheries be regulated to protect dolphin habitats? b. are dolphins more interesting than whales? c. do dolphins emit characteristic whistles in response to their offspring? d. why don't people eat more dolphin meat?

Can happen anywhere along the spine if the neural tube does not close all the way. the backbone that protects the spinal cord does not form and close as it should. this often results in damage to the spinal cord and nerves. a) cleft palate b) spina bifida c) encephalocele d) down's syndrome