Micro Biology, Bio Technology
The term cell was first coined in the 1660's by Robert Hooke, but cell theory didn't gain serious credibility until the mid to late 1800's due to advances in microscopy. The study of sub-cellular...
Well, you study for 3-4 years in school. Hope I helped! Good Luck!
The study of genes or the genome, especially the human genome
The branch of biology that studies flowers is "Anthology" - the study of flowers.