Harold is perfectionistic and extremely concerned with maintaining a set routine. He probably suffers from

Why is it difficult to determine exactly how many genes are in the human genome?

because the human genome project is ongoing because the genome is constantly changing because DNA mutates over time, therefore changing the appearance of genes because it is sometimes difficult to tell where one gene ends and another begins

Which of the following definitions accurately describes the state of coma?

a. A prolonged state of consciousness similar to non-REM sleep b. A state marked by a complete loss of consciousness c. A disordered state of consciousness marked by the ability to show some behaviors that suggest at least partial consciousness, even if on an inconsistent basis d. A state of minimal consciousness, where the patient's eyes may be open, and he or she experiences a sleep-wake cycle