Question | Answer |
active transport | use metabloic energy to move a substance across a cell membrane. |
cell membrane | outter boundry of cell. |
centrosome | organelle consiting of two centrioles |
chromsomes | rod like structures that condences form chromatid in a cells nucleus during mitosis |
cytoplasm | jelly like substance |
difussion | random movement of molecules from region of higher concentration to a lower concentration. |
indocitosis | process by which cell membranes envelops a substance and draws it into a cell. |
indoplasmic reticulum | organells composed of the of connected membranous tubules and vesicles along which protein is synthesized |
equilierium | state of of balnace between to opposeing forces |
exocytososis | transports of substance out of cell to vessels |
facilitated diffusion | diffusion in which carry molecules transport substance across membranes for reginons of higher concentration to membranes of lower concentration |
filitrarion | movement of material across a membrane as a result of hydrostatic pressure |
golgi apparatus | an organelle that prepares cellular products for secretion. |
lysosome | organelle that contains digestive enzymes. |
mitochondria | organelle that acts as the powerhouse of the cell. |
mitosis | divison of a somatic cell to form two genetically identicall cells |
nucleolus | small structure within cell nucleus that contains rna and proteins |
nucleus | cellular organelle enclosed by double layer porous membrane containg dna dense core of atom coposed of protons and neutrons |
organelle | part of cell that performs a specilized function |
osmosis | diffusion of water through selectively permeable membrane in response of oral cavity. |
phagocytosis | process by which a cell engulfs and digest solid substances |
pinocytosis | process by which a cell engulfs droplets from its surrondings |
ribosome | support system |
selectively permeable | describes membranes that allows some molecules through but not others |
vesicle | membraneous cytoplasmic formed by enfolding of the cell membrane. |
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