A cell is the basic unit of structure and function in living organisms. What would you call an organism made up of many cells?

Multicellular organism, an organism composed of many cells, which are to varying degrees integrated and independent.

Explanation:

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.

x would be the most and the least would be y because there are more fruit   and seeds than flock z has insects