PLEASE HELP & GET 25 for just doing Question #1,#2 a&b&c. 3.4.3 why are cells so small

Table 1.
2.Consider the information in the chart above. (Remember: a higher ratio is better for diffusion.) As the volume increased:
A. What happened to the ratio?
B. If these cubes were cells, which ratio would make diffusion easier?
C. Which size cube would make a more efficient cell?

your best option is 5,000 kg

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 1. photosynthesis. glad to

c should be the answer