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visible light is passed through a specimen, creating a magnified image through a lens with a resolution up to 0.2 µm
focuses a beam of electrons through a specimen, can view structures as small as 2nm, Developed in the 1950's (up to 10,000,000X
core of cell, contains most of the cell's DNA, controls most of cell's activities by directing protein synthesis
the double membrane enclosing the nucleus perforated with pores to regulate traffic with the cytoplasm
region in nucleus that synthesizes RNA, proteins imported from cytoplasm to form the subunits of ribosomes
extensive network in the eukaryotic cell continuous with outer nuclear membrane and composed of ribosomes studded and ribosome free regions, within cytoplasm
membranous sac of digestive enzymes, contains hydrolytic enzymes that digest engulfed food or damaged organelles
metabolic compartments that transfer hydrogen atoms from various substrates to oxygen producing hyrogen peroxide
organelles that carry out cellular respiration, converts chemical energy of foods into chemical energy for the cell (ATP) "POWER HOUSE"
inner membrane of mitochondria containing enzymes and substrates for the citric acid cycle, ----has enzymes for cellular respiration----
the folds that increase membrane's surface area, enhancing the mitochondrion's ability to produce ATP
states that the mitochondria and chloroplasts were formerly small prokaryotes that begin living within larger cells
a network of protein fibers extending through the cytoplasm of a cell, acting like a skeleton
'actin filaments' solid rods composed of mostly globular proteins called actin arranged in a double chain
made of fibrous proteins that super coil into thicker coils reinforce into cell shape and to anchor certain organelles
straight hollow tubes composed of globular proteins called tubulins ---Found in cilia and flagella---
disguishes the animal cell from the plant cell, protects the cell, provides skeletal support, keeps the plant upright
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