General
✓✗The scientist who established that nucleus is responsible for storing and transmitting hereditary characters was
- Leeuwenhoek
- Robert Brown
- Haeckel
- Rudolf Virchow
General
✓✗Mitochondrial matrix is rich in
- Photosynthetic enzymes
- Digestive enzymes
- Respiratory enzymes
- None of these
General
✓✗The organelle that can be traced in a bacterial cell is
- Chloroplast
- Nucleus
- Ribosome
- Dictyosome
General
✓✗Stomata open when guard cells undergo -
- Exo-osmosis
- Endo-osmosis
- Exocytosis
- Endocytosis
General
✓✗Which one of the following is a spindle shaped cell?
- Liver cell
- Osteocyte
- Nerve cell
- Smooth Muscle Fibre
General
✓✗Which one of the following is not a postulate of cell theory?
- All organisms are composed of cells
- Cell is the structural and functional unit of life
- Cells arise from pre-existing cells
- Cells originate spontaneously
General
✓✗Formation of plasma membrane is called
- Membrane formation
- Lamellar synthesis
- Membrane biogenesis
- Membranogenesis
General
✓✗Centriole is associated with
- DNA synthesis
- RNA synthesis
- Spindle formation
- Respiration
General
✓✗Ultra structure of cell organelle can be studied by using
- Simple microscope
- Compound microscope
- Electron microscope
- Any of these
General
✓✗Nucleolus helps in
- DNA synthesis
- Ribosome formation
- Transfer of genetic information
- All of these