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.
Fields of Anthropology There are now four major fields of anthropology: biological anthropology, cultural anthropology, linguistic anthropology, and archaeology.Each focuses on a different set of research interests and generally uses different research techniques. brief look at the 4 main fields of anthropology To return here, you must click the back button on your browser program. (length = 47 secs) (closed caption version) Biological Anthropology Biological (or physical) anthropologists carry out systematic studies of the non-cultural aspects of humans and near-humans.