Which of the following is not membrane-bound?
1. Vacuoles
2. Ribosomes
3. Lysosome
4. Mesosomes
Cellular organelles with membranes are:
1. | Nucleus, ribosome and mitochondria |
2. | Chromosomes, ribosomes and endoplasmic reticulum |
3. | Endoplasmic reticulum, ribosome and nuclei |
4. | Lysosomes, Golgi apparatus and mitochondria |
The structures that are formed by stacking of organised flattened membranous sacks in the chloroplasts are:
The chromosomes in which the centromere is situated close to one end are:
Select the correct matching among the following pairs.
1. | Smooth ER-Oxidation of phospholipids |
2. | Smooth ER-Synthesis of lipids |
3. | Rough ER-Synthesis of glycogen |
4. | Rough ER-Oxidation of fatty acids |
Which one of the following is not an inclusion body found in prokaryotes?
1. | Phosphate granule | 2. | Cyanophycean granule |
3. | Glycogen granule | 4. | Polysome |
DNA is not present in:
The nuclear envelope is derivative of:
1. | smooth endoplasmic reticulum |
2. | membrane of Golgi complex |
3. | microtubules |
4. | rough endoplasmic reticulum |
Which of the following structures performs the function of mitochondria in a bacteria?
1. | Nucleoid | 2. | Ribosomes |
3. | Cell wall | 4. | Mesosomes |
The osmotic expansion of a cell kept in water is chiefly regulated by:
1. Mitochondria
2. Vacuoles
3. Plastids
4. Ribosomes