Origins oflifestations day1and2.ppt
DIVERSITY IN LIVING ORGANISM S Basis of Classification Why do we classify things? * Classification provides scientists and students a way to sort and.
Origin of Life PANSPERMIA A comet or meteorite brought micro-organisms.
Changes through time Survival of the Fittest. Evidence that life has changed and is now changing.
Jmb022 12-19 fdoc-1
Herbs for digestive health A Lecture By Allah Dad Khan
EvolutionEvolution Science Department Post Falls High School.
The change of populations of organisms over generations. The process by which all organisms have developed from older forms of life Old species.
RECONSTRUCTING A “UNIVERSAL TREE” Classical view Prokaryotes Eukaryotes 1977: C. Woese 3 “primordial kingdoms” (or domains) - based on ribosomal RNA sequence.
An Overview of Land Plant Evolution (Ch. 29, Plant Diversity I) 1)origin from ancestors similar to charophytes 2)bryophytes 3)ferns 4)other spore-dispersed.
Algal Evolution Johanna Weston Keeling, 2004. 3.5 billion cyanobacteria 2.2 to 1.5 billion mitochondial origin 1.5 – 1.2 Plastid “Little Green Slaves”
An Overview of Land Plant Evolution (Ch. 29, Plant Diversity I)
