go to jove.com

HIGH SCHOOL

Biology

Concept Videos

Cell Biology

This is a free preview. For full access

Cells, Genomes, and Evolution

How Prokaryotes Survive Without a Nucleus

Description

Prokaryotes are small unicellular organisms that live without a nucleus. They include the domains Archaea and Bacteria. Bacteria include common microbes such as Salmonella and E. coli, while Archaea include extremophiles that live in harsh places like volcanic springs.

Prokaryotic cells still sha...

Transcript

Prokaryotes include archaea and bacteria, simple unicellular organisms that lack membrane bound organelles.

These organisms are surrounded by a selectively permeable plasma membrane that encloses cellular components, freely suspended in the viscous cytoplasm.

Besides the plasma membrane, bacterial cells have an extra level of prote...

Tags

More videos by Standards