Cell biologist, Dr. Martine Dinen, is observing an organism's cell using a transmitting electron microscope. She notices that within the cellular membrane, strands of DNA are seen throughout the cytoplasm.

Is this cell from a Prokaryotic or Eukaryotic organism?

Is it from an Autotrophic or Heterotrophic organism?

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation:

the tricuspid valve is present between right atrium and right ventricle

where in your body is there an enzyme that does function at a high or low ph? what is the name of that enzyme and its function?