Chapter 1-1.2 Flashcards
the theory of evolution explains
the diversity and unity of life
mutations fuel
natural selection
Taxonomy
is the discipline of biology that identifies, names, and classifies organisms according to certain rules.
Systematics
the study of evolutionary relationships between organisms.
From least inclusive category (species) to most inclusive category (domain):
Species, genus, family, order, class, phylum, kingdom, supergroup, and domain
Domain Bacteria
of various shapes, Adaptations to all environments, Absorb, photosynthesize, or chemosynthesize food, Unique chemical characteristics
Contains unicellular prokaryotes that live in all environments including on our skin and in our mouth and large intestine
Domain Archaea
Prokaryotic cells of various shapes, Adaptations to extreme environments, Absorb or chemosynthesize food, Unique chemical characteristics.
Contains unicellular prokaryotes that live in extreme environments probably similar to the primitive Earth
Prokaryotes lack a membrane-bound nucleus.
Domain Eukarya
Contains unicellular and multicellular eukaryotes
kingdom
protista,fungi,plantae,animalia
Scientific names
Universal & Latin-based