TIME REMAINING 50:30
Which is the largest contributor to the formation of cancer?

inheritance

mutations

tumor suppressor genes

proto-oncogenes

The first muscles to develop in babies are those in the a. neck. b. trunk. c. arms. d. legs.

10alcohol affects the brain, reducing a person's ability to think clearly. the driver may not and actually feel he/she is performing better than they actually are.

Which description best defines the nervous system and its two main branches? a: the message center of the body, split into the autonomic nervous system and the somatic nervous system b: the control panel of the body, split into the central nervous system and the exterior nervous system c: the message center of the body, split into the central nervous system and the peripheral nervous system d: the control panel of the body, split into the brain and the spinal cord