cells

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Across
  1. 2. a rigid layer of polysaccharides lying outside the plasma membrane of the cells of plants, fungi, and bacteria. In the algae and higher plants it consists mainly of cellulose.
  2. 4. the material or protoplasm within a living cell, excluding the nucleus.
  3. 5. the semipermeable membrane surrounding the cytoplasm of a cell.
  4. 7. in green plant cells) a plastid that contains chlorophyll and in which photosynthesis takes place.
  5. 10. The endoplasmic reticulum is a type of organelle made up of two subunits – rough endoplasmic reticulum, and smooth endoplasmic reticulum
  6. 11. an organelle in the cytoplasm of eukaryotic cells containing degradative enzymes enclosed in a membrane.
Down
  1. 1. powerhouse of the cell
  2. 3. a minute particle consisting of RNA and associated proteins found in large numbers in the cytoplasm of living cells. They bind messenger RNA and transfer RNA to synthesize polypeptides and proteins.
  3. 6. the second stomach of a ruminant, having a honeycomb-like structure, receiving food from the rumen, and passing it to the omasum.
  4. 8. space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid.
  5. 9. the positively charged central core of an atom, consisting of protons and neutrons and containing nearly all its mass.