Linnaeus grouped organisms bases on ______ and ______
how they are evolutionarily related to each other
today, scientist group organisms bases on . . .
the study of evolutionary relationships among both extinct and living organisms
a diagram depicting patterns of shared characteristics among species
how evolutionary lineages branched off from common ancestors
a cladogram connectes organisms by showing . . .
a branch of a cladogram that includes an ancestor and all its descendants
node (benching point)
_____ represents a speciation event, shared a common ancestor
a trait that appears in recent parts of a cladogram, but not in its older members.
Derived characters can be ___
organisms share genes that can be used to determine _________ ________.
green organisms that did not move and got energy from the sun.
organisms that moved and got energy from food.
1. plantae was spilt into
2. protista was split into
3. plantae was split into
4. monera was split into
a group of similar kingdoms
bacteria, archaea, eukarya
a domain that includes the kingdom eubacteria
are unicellular, are prokaryotic, have cell walls containing peptidoglycan
a domain that includes the kingdom archaebacteria
are unicellular, are prokaryotic, have cell walls that do not contain peptidoglycan, live in extreme environments
a domain that includes the kingdoms: protista, fungi, plantar, and animalia
eukarya have . . .
.unicellular, autotrophs or heterotrophs
are unicellular or multicellular, are heterotrophs, have cell walls that contain chitin, feed on dead organic matter, secrete digestive enzymes into their food the enzymes break down the food into smaller molecules that can be absorbed
are unicellular or multicellular, are autotrophs, have cell walls that contain cellulose, are nonmobile
are multicellular, are heterotrophs, do not have cell walls, are mobile