BIO152H5 Lecture Notes - Lecture 12: Carl Linnaeus, Branching Process, Thomas Robert Malthus
Document Summary
Lecture 12: natural selection: part a (ch 22) Back to you in about 2 weeks. Note: final exam 2 hrs (in 3 hr time slot) Fossil fodere (dig); fossils (dug up) Dinosaur sir richard owen (1842); superlative fearfully great . Mutations provide the raw material upon which natural selection can act. The darwinian revolution challenged traditional views of a young earth inhabited by unchanging species. Descent with modification by natural selection explains the adaptations of organisms and unity and diversity of life. Evolution is supported by an overwhelming amount of scientific evidence. A new era of biology began in 1859 when charles darwin published the origins of. Species, which focused biologists" attention on the great diversity of organisms. Darwin noted that current species are descendants of ancestral species. Evolution can be defined by darwin"s phrase descent with modification. Evolution can be viewed as both a pattern and a process.
