Biology Cell Test questions and answers 2023 graded A+

Biology Cell Test questions and answers 2023 graded A+Nucleolus Rounded granular body within the nucleus, consists of RNA and protein, assembles protein Nucleus Large spherical structure, control center of the cell, contains the cell's DNA, the "Brain" of the cell Nuclear Membrane The double membrane that surrounds the nucleus, protects the nucleus Cytoplasm Jellylike material found inside the cell membrane, contains water, salts, and organic molecules Cell Membrane A double layer membrane that functions in protecting the cell, semi-permeable Ribosomes Granules composed of RNA and protein, manufacture protein Endoplasmic Reticulum A membrane system of folded sacs and tunnels, functions intracellular transport of materials Smooth Endoplasmic Reticulum Lacks ribosomes on outer surfaces, produces steroids in some cells, conduction of impulses in muscle cells Rough Endoplasmic Reticulum Ribosomes on outer surface, makes and transport proteins Golgi Apparatus aka Golgi Body Stacks of flattened membraneous sacs, package secretions made in cell, make lysosomes Vesicle A membraneous pouch that buds off from the Golgi bodies, packages proteins Mitochondria Sacs consisting of two membranes, respirations centers of the cell "The Powerhouse" Lysosomes Membraneous sacs, release enzymes to break down proteins and other materials Cytoskeleton A network of protein filaments in the cytoplasm, aids with cell movement, shape and cell division Centrioles Hollow cylinders, help pull chromosomes apart during cell division Prokaryotic means: before the nucleus