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CELL STRUCTURE 1

Across
A cell inside which a virus replicates.
A gel-like substance where most of the chemical reactions in a cell happen.
A structure in chloroplasts formed from the stacking of thylakoid membranes.
An organelle present in plant and algal cells where photosynthesis occurs.
Single-celled organism without a nucleus or membrane-bound organelles, e.g. bacteria.
An organelle that contains cell sap (a weak solution of sugar and salts).
A system of membranes enclosing a fluid-filled space. Involved with lipid and protein processing. (two words).
A small loop of DNA in a cell, which is not part of the chromosomal DNA.
A small, fluid-filled sac produced by the Golgi apparatus, which stores and transports lipids and proteins.
A pore in the epidermis of a plant leaf.
A cell that controls the opening and closing of stomata (two words).
An oval-shaped organelle with a double membrane. The site of anaerobic respiration.
A round organelle that contains digestive enzymes called lysozymes.
Down
A thin, flat piece of thylakoid membrane found in chloroplasts.
A long, hair-like structure that rotates to move a cell.
A thick fluid found in chloroplasts.
A green substance found in chloroplasts.
An organelle that contains chromosomes and controls a eukaryotic cell’s activities.
A part of a cell, e.g. the nucleus.
A structure within a nucleus that makes ribosomes.
A small channel in a plant cell wall that connects neighbouring plant cells.
A group of fluid-filled flattened sacs. Involved with processing and packaging lipids and proteins, and making lysosomes (two words).
An acellular structure that invades and reproduces inside the cells of other organisms (causing disease).
A small organelle that makes proteins.
An organism made of cell (or cells) containing a nucleus. For example; plants, animals, algae and fungi.