Unsolved Problems in Biology

Chapters

 * 1) /Introduction/
 * 2) /What is Life?/ Are there life forms in the universe that are not based on carbon? Is there a clear boundary between carbon-based life and Artificial life?
 * 3) /How Did It Start?/ What are the different hypotheses of origin of life? Did life begin on this planet, was there inanimate intervention (such as a meteor hitting the earth) or intelligent, extraterrestrial design? What are the mechanisms of biorhythms and chronobiology? Why is magnetite in living creatures?
 * 4) /Sexual Reproduction/: Why have so many biological systems developed sexual reproduction?
 * 5) /Tree of Life/: Do all animals link together to a primary source?
 * 6) /Protein folding/: Given a DNA sequence, what  shape will the protein fold into? Given a particular desired shape, what DNA sequence will produce it?
 * 7) /Consciousness/. What is it?  Can we create artificial life that has human-like consciousness?
 * 8) /Sleep/: Why is it necessary for mammals to sleep? Or dream, come to that?
 * 9) /Viruses/.  What are the signs of current or past infection to discover where Ebola hides between human outbreaks?
 * 10) Where is memory/information stored in brain? How are other animals different than humans in regard to brain function?