Fill in the gaps in the following table illustrating differences between prokaryotic and eukaryotic cells.
Prokaryotic cell |
Eukaryotic cell |
||
1. |
Size: generally small ( 1-10 µm) 1 µm== 10-6 m |
1. |
Size: generally large (5-100 µm) |
2. |
Nuclear region: _____________________________ and is known as ________. |
2. |
Nuclear region: well-defined and surrounded by a nuclear membrane |
3. |
Chromosome: single |
3. |
More than one chromosome |
4. |
Membrane-bound cell organelles are absent |
4. |
________________________________________________________________________________________________ |
Prokaryotic cell |
Eukaryotic cell |
||
1. |
Size: generally small ( 1-10 µm) 1 µm== 10-6 m |
1. |
Size: generally large (5-100 µm) |
2. |
Nuclear region: poorly defined because of the absence of a nuclear membrane, and is known as nucleoid |
2. |
Nuclear region: well-defined and surrounded by a nuclear membrane |
3. |
Chromosome: single |
3. |
More than one chromosome |
4. |
Membrane-bound cell organelles are absent |
4. |
Membrane-bound cell organelles such as mitochondria, plastids, etc., are present |