In: Biology
Prokaryotes |
Eukaryotes |
are single celled |
They can be single celled or multicellular |
2) They lack well defined membrane bound organelles |
They have well defined membrane bound organelles |
3) They lack a nucleus |
They have a nucleus that is surrounded by a nuclear envelope |
4) They are either Bacteria or Archea |
Eukaryotes include fungi, plants and animals |
5) Replication occurs through a single origin of replication |
Replication is through multiple origins of replication. Each origin has two replication forks. |
6) Transcripts lack introns |
Transcripts have exons and introns |
7) They usually have a single chromosome as well as plasmids |
Multiple chromosomes are present |
8) Genetic recombination is partial with unidirectional transfer of DNA |
Genetic recombination is through meiosis and fusion of gametes |
9) Microtubules are rare or absent |
Microtubules are present |
10) They lack lysosomes, peroxisomes, and have smaller ribosomes |
They have lysosomes, peroxisomes and have larger ribosomes. |
11) Chloroplasts are absent. Photosynthetic bacteria have chlorophyll spread in cytoplasm |
Chloroplasts are present with thylakoid. |