Organelles- Structure and Function Crossword Puzzle

QUESTIONS LIST:

• cell wall : rigid or semi-rigid structure that surrounds the plasma membrane of many organisms, providing shape, mechanical support, and protection.
• centrioles : paired microtubule cylinders in animal cell centrosomes that organise spindle fibres for cell division and maintain cell structure.
• virus : a cell which lacks genetic material enveloped by a membrane.
• golgi apparatus : a stack of flattened, membrane-bound sacs (cisternae) which functions as the modification, packaging, and sorting centre for proteins and lipids received from the endoplasmic reticulum.
• organelle : a specialised structure within a cell that performs a specific function necessary for the cell’s survival and operation.
• lysosomes : spherical, membrane-bound vesicles containing digestive enzymes (hydrolases) which break down worn-out cell parts, large molecules, or invading pathogens.
• pili : hair-like surface appendages that help bacteria interact with their environment and adapt for survival.
• flagella : microscopic, hair-like structures that extend from the surface of various cells and microorganisms to generate movement.
• 80sribosomes : the eukaryotic form of ribosomes which are the sites of protein synthesis.
• rougher : a ribosome-studded membrane network connected to the nuclear envelope that synthesises and folds proteins.