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Unit 2: Cell Organelles

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A hollow rod of tubulin protein in the cytoplasm of all eukaryotic cells and in cilia, flagella, and the cytoskeleton.
fine, threadlike proteins found in the cell's cytoskeleton
The organelle where ribosomes are made, synthesized and partially assembled, located in the nucleus
microscope that uses a beam of light passing through one or more lenses to magnify an object
microscope that forms an image by focusing beams of electrons onto a specimen
a microscope that produces an enlarged, three-dimensional image of an object by using a beam of electrons rather than light
An electron microscope used to study the internal structure of thin sections of cells
technique in which cells are broken into pieces and the different cell parts are separated
A dense region of DNA in a prokaryotic cell.
a thin membrane around the cytoplasm of a cell
a lash-like appendage used for locomotion (e.g., in sperm cells and some bacteria and protozoa)
small region of cytoplasm adjacent to the nucleus
A component of the cytoskeleton that includes all filaments intermediate in size between microtubules and microfilaments.
projections that increase the cell's surface area
A microbody containing enzymes that transfer hydrogen from various substrates to oxygen, producing and then degrading hydrogen peroxide.
membrane-bound sac containing digestive enzymes that can break down proteins, nucleic acids, and polysaccharides
stack of membranes in the cell that modifies, sorts, and packages proteins from the endoplasmic reticulum
A network of interconnected membranous sacs in a eukaryotic cell's cytoplasm; covered with ribosomes that make membrane proteins and secretory proteins.
synthesis of lipids, phospholipids and steroid sex hormones-help detoxify drugs and poisons (liver cells) involves adding hydroxyl groups to drugs to make soluble and easier to flush from body. free of ribosomes
Open channels in the cell wall of a plant through which strands of cytosol connect from an adjacent cell.
layer of two membranes that surrounds the nucleus of a cell
A netlike array of protein filaments that maintains the shape of the nucleus.
an organelle in the cytoplasm of a living cell
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Receiving part of golgi
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