Answer: ok...
Explanation:
The continual input of energy, mostly from sunlight, sustains the process of life. Sunlight allows plants, algae and cyanobacteria to use photosynthesis to convert carbon dioxide and water into organic compounds like carbohydrates. This process is the fundamental source of organic material in the biosphere.
...unless environmental changes occur. These probable environmental changes could influence the supply of food, the condition of shelter and the environment to sustain life and support the population.
D. All of the above ( is the answer)
Dorsal root ganglia (DRG) are bundles of sensory neurons' somas (or cell bodies). Viruses such as Herpes infect DRG.