Prokaryotic cells, like bacteria, lack a membrane-bound nucleus. Instead, their genetic material, which consists of nucleic acids (DNA), is located in a specific region within the cytoplasm.
Therefore, the correct term for the nucleic acid-containing cytoplasmic region in a prokaryotic cell is the Nucleoid.
Match List-I with List-II and select the answer using the codes given below the Lists :
List-I (Structure/Organelle) | List-II (Function) |
| A. Mitochondria | 1. Maintenance of cell shape |
| B. Cytoskeleton | 2. Detoxification in liver cells |
| C. Smooth ER | 3. Storage of chemicals and cell enlargement |
| D. Vacuoles | 4. Cellular respiration |
Codes :
Bacteria have an undefined nuclear region which lacks a nuclear membrane and contains only DNA without proteins. Such a region is called:
The functional unit of synthesis of protein is
Within the nucleus of eukaryotic cells, which of the following structures contains the tightly coiled genetic material?
Identify the correct statement about cell membranes.
A chromosome with a centromere near the middle is called
In transmission electron microscopy, ultrathin sections are stained by