Thermal conductivity is not the answer for this question because it does not work
Answer:
Plants, algae, cyanobacteria, and etc.
Explanation:
<em>"Most </em><em>plants, most algae, and cyanobacteria perform photosynthesis</em><em>; such organisms are called photoautotrophs. Photosynthesis is largely responsible for producing and maintaining the oxygen content of the Earth's atmosphere, and supplies most of the energy necessary for life on Earth."</em>
Prokaryotes dont have a nucleus
includes the brain and spinal cord