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