The brain 7 Organ systems work together to meet the needs of the human body. How is the
skeletal system related to the nervous system?
F. The skeleton protects the brain and spinal cord.
G The brain determines how the skeleton develops.
H The brain and spinal cord hold the skeleton together.
I The skeletal system works as a part of the nervous system.

advantage of using stem cells in medical research:

1.       it provides medical benefits in the fields of therapeutic cloning and regenerative medicine.

2. it provides great potential for discovering treatments and cures to a variety of diseases including parkinson disease, spinal cord injuries, diabetes, alzheimer’s disease and many more.

3. limbs and organ could be grown in lab from stem cells and then used in transplant or treat illness.

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.

answer; endometriosis;

lichens that colonize bare rock secrete acids that break down the rock and start the soil-production process. so they expose rocks