An e-reader, also called an e-book reader or e-book device, is a mobile electronic device that is designed primarily for the purpose of reading e-books and digital periodicals. An e-reader is similar in form, but more limited in purpose than a tablet.-book reading is increasing in the US; by 2014 28% of adults had read an e-book, compared to 23% in 2013.
1 Developmental biology â The study of the processes by which an organism changes from a single cell into a mature, multicellular individual.  Epigenetics (pronunciation) â The study of heritable changes in phenotype caused by mechanisms other than the alteration of nucleotide sequences.
List of life sciences. Simulations of the fluorescence of different fluorescent proteins. The list of life sciences comprise the branches of science that involve the scientific study of living organisms â such as microorganisms, plants, animals, and human beings â as well as related considerations like bioethics.