Sentences with phrase «multicellular eukaryotes»
Whittaker crowned his tree of life with three kingdoms of primarily multicellular eukaryotes sorted in large part by nutritional style: plants (capturing light energy), fungi (absorbing nutrients by contact) and animals (ingesting their food).
https://www.sciencenews.org/ Not exact matches
«In its 4.6 billion years circling the sun, the Earth has harbored an increasing diversity of life forms: for the last 3.6 billion years, simple cells (prokaryotes); for the last 3.4 billion years, cyanobacteria performing ph - otosynthesis; for the last 2 billion years, complex cells (eukaryotes); for the last 1 billion years, multicellular life; for the last 600 million years, simple animals; for the last 550 million years, bilaterians, animals with a front and a back; for the last 500 million years, fish and proto - amphibians; for the last 475 million years, land plants; for the last 400 million years, insects and seeds; for the last 360 million years, amphibians; for the last 300 million years, reptiles; for the last 200 million years, mammals; for the last 150 million years, birds; for the last 130 million years, flowers; for the last 60 million years, the primates, for the last 20 million years, the family H - ominidae (great apes); for the last 2.5 million years, the genus H - omo (human predecessors); for the last 200,000 years, anatomically modern humans.»
for the last 3.6 billion years, simple cells (prokaryotes); for the last 3.4 billion years, cyanobacteria performing photosynthesis; for the last 2 billion years, complex cells (eukaryotes); for the last 1 billion years, multicellular life; for the last 600 million years, simple animals; for the last 550 million years, bilaterians, animals with a front and a back; for the last 500 million years, fish and proto - amphibians; for the last 475 million years, land plants; for the last 400 million years, insects and seeds; for the last 360 million years, amphibians; for the last 300 million years, reptiles; for the last 200 million years, ma - mmals; for the last 150 million years, birds; for the last 130 million years, flowers; for the last 60 million years, the primates, for the last 20 million years, the family H - ominidae (great apes); for the last 2.5 million years, the genus H - omo (human predecessors); for the last 200,000 years, anatomically modern humans.
Bacteria have been around for something close to 4 billion years and yet have never evolved multicellular complexity that comes anywhere close to what eukaryotes have evolved — nothing like even a sponge, let alone a human being.
The tangled symbiotic and pathogenic relationships between bacteria and multicellular animals go back into deep evolutionary time where fossils of ancestral microscopic soft - bodied eukaryotes are unlikely to have survived.
Microbes (bacteria, eukaryotes, and viruses) were omnipresent threats, influencing the direction of multicellular evolution.
The eukaryote tree abounds with single - celled organisms practicing the basics that combine to make multicellular reproduction possible.
[4] Eukaryotes are uni - or multicellular organisms with cell nuclei and organelles, unlike bacteria and archaea.
Eukaryotes became multicellular in the precambrian at the same time earth's oxygen levels were rising.
Our research and comparative analysis will enable us to decipher the transition of cytoskeletal machinery from archaea to eukaryotes, thereby furthering our understanding of the foundations of eukaryote and multicellular life.