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Science Words

Across
an organelle in the cytoplasm of eukaryotic cells containing degradative enzymes enclosed in a membrane.
a small dense spherical structure in the nucleus of a cell during interphase.
a microscopic network of protein filaments and tubules in the cytoplasm of many living cells, giving them shape and coherence.
a space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid.
a complex of vesicles and folded membranes within the cytoplasm of most eukaryotic cells, involved in secretion and intracellular transport.
organelle found in large numbers in most cells, in which the biochemical processes of respiration and energy production occur.
a plastid that contains chlorophyll and in which photosynthesis takes place. Origin
a small organelle present in the cytoplasm of many cells, which contains the reducing enzyme catalase and usually some oxidases.
Down
the central and most important part of an object, movement, or group, forming the basis for its activity and growth.
the material or protoplasm within a living cell, excluding the nucleus.
a minute particle consisting of RNA and associated proteins found in large numbers in the cytoplasm of living cells
the semipermeable membrane surrounding the cytoplasm of a cell.