What is the non-membrane-bound region containing bacterial chromosomal DNA called?
Nucleoid
The nucleoid contains bacterial chromosomal DNA and associated proteins. It has no nuclear membrane; bacterial DNA is not protein-free.
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 :
Which of the following cell organelles functions both as a passageway for intracellular transport and as a manufacturing surface?
Which one of the following statements is NOT correct about collenchyma?
What is the name of a protein that polymerizes into long chains or filaments that form microtubules, hollow fibers that act as a skeletal system for living cells?
Which cell organelle containing millions of membrane-bound ribosomes is involved in the production, folding, quality control and dispatch of certain proteins?