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 Ecology (pronunciation) â The study of the interaction of organisms with each other and with their environment.  Geobiology (pronunciation) â A science that combines geology and biology to study the interactions of organisms with their environment.
Show me popular schools. Life science is a broad term that refers to the study of living organisms; this encompasses biology, anatomy and physiology, botany, environmental science and oceanography. Many students focus on a specialized area rather than taking general life sciences courses. Schools offer stand-alone classes as well as certificate and degree programs online. Examples include a Master of Chemical and Life Sciences and a bachelor's or master's degree in agriculture and life sciences. Sometimes, students can take a single course online to complete an on-campus degree program.