类别 全部 - eukaryotes - bacteria - protists - evolution

作者:Austin Wakefield 3 年以前

214

Organigram

The concept of a universal common ancestor highlights the shared origins of all life forms, rooted in DNA and characterized by specific structural bonds. Eukaryotes are distinguished by membrane-bound organelles and a nucleus, and within this domain, various groups exhibit unique features.

Organigram

Universal Common Ancestor (DNA, Ester Bonds)

Membrane Bound Organelles and Nucleus

Eukarya
Protists

Feeding Groove

Secondary Plastids

Excavata

Euglenoids

SAR Clade

movement with pseudopodia

Filose Pseudopodia

Rhizaria

Radiolarians

foraminifera

Secondary or Tertiary Plastids

Membranous Vesicles on the cell membrane

Alveolata

dinoflagellate

Tripartite flagellar hair (Stramenopila)

Stramenopila

Diatoms

Giant Kelp

Unikonta

Single posterior flagellum on swimming cells

Opisthokonta

Fly Agaric (Amanita muscaria)

American Black Bear

Movement with pseudopodia

Pseudopodia that extend like tubes or flat lobes

Amebozoa

Pseudopodia that extend like tubes or flat lobes



Black Bread Mold (>Rhizopus stolonifer)

Slime mold

Chlorophytes

Primary Plastids

Archaeplastida

Magnolia

Rhodophytes

Histones Present (Archae and Eukaryotes)

Ether Linkages

Archaea
Methanobrevibactor Smithii

Contains Peptidoglycan in cell wall

Bacteria

Escherichia coli