Across
- 1. a plastid that contains chlorophyll and in which photosynthesis takes place late 19th century. mitochondria an organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur.
- 6. a space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid.
- 8. a network of membranous tubules within the cytoplasm of a eukaryotic cell, continuous with the nuclear membrane.
- 9. a complex of vesicles and folded membranes within the cytoplasm of most eukaryotic cells, involved in secretion and intracellular transport.
Down
- 2. a minute particle consisting of RNA and associated proteins found in large numbers in the cytoplasm of living cells.
- 3. a microscopic membrane of lipids and proteins which forms the external boundary of the cytoplasm of a cell or encloses a vacuole.
- 4. The centeral and most importan part of a object.
- 5. a type of organelle that is found in the cells of plants, protozoa, and animals.
- 7. a rigid layer of polysaccharides lying outside the plasma membrane of the cells of plants, fungi, and bacteria.