Term
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Definition
| asexually reproducing cell capable of creating an infection |
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Term
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Definition
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Term
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Definition
| the protein covering around a virus particle |
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Term
centrioles
(SEN tree olz) |
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Definition
| an organelle that precedes mitosis |
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Term
centrosomes
(SEN troh soamz) |
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Definition
| region of cytoplasm usually near the nucleus that contains one or two centrioles |
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Term
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Definition
| genetic material found in the nucleus of the cell |
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Term
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Definition
small hairs that flow in waves to move foreign particles away from the lungs toward the nose and the throat where they can be expelled
also found inside the fallopian tubes to propel an ovum toward the uterus |
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Term
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Definition
| the seperation of the cell's cytoplasm into two parts following the division of the cell's nucleus |
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Term
cytoplasm
(SIGH toh plazm) |
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Definition
gel-like intracellular substance
organelles are imbedded in it |
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Term
deoxyribonucleic acid (DNA)
(dee AWK see RYE bow new KLEE ick) |
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Definition
sequenced pairs of nucleotides that form a double helix
a segment of DNA makes up a gene
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Term
endocytosis
(en doe sigh TOE sis) |
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Definition
ingestion of substances by a cell
substances are taking into the cells after being surrounded by vesicles |
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Term
endoplasmic reticulum
(EN doh PLAZ mic ri TIH cue lum) |
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Definition
organelle that consist of a network of channels that transport materials within the cell
also the site of protein, fat, and glycogen synthesis |
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Term
eukaryotic cell
(you CARE ee AH tic) |
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Definition
a cell type that makes up the human body
the cell includes a nucleus (usually with several chromosomes) and cellular organelles |
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Term
exocytosis
(EX oh sigh TOH sis) |
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Definition
secretion
the expulsion of material from a cell using vesicles |
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Term
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Definition
| hairlike processes on bacteria or protozoon that cause movement |
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Term
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Definition
| a plantlike organism that include mold and yeasts |
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Term
golgi apparatus
(GOAL jee app ah RA tus) |
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Definition
| organelle of the cell that packages cellular material for transport |
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Term
lysosomes
(LIE soh soamz) |
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Definition
organelle that consists of a small sac with digestive enzymes in it
they destroy pathogens that invade the cell |
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Term
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Definition
| cancerous able to spread to distant parts of the body |
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Term
metastasis
(meh TASS tuh sis) |
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Definition
| process by which cancerous cells break off from a tumor and move through the blood vessels or lymphatic vessels to other sites in the body |
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Term
mitochondria
(MITE oh KAHN dree ah) |
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Definition
| the energy organelle of the cell |
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Term
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Definition
| the process of cells sorting the chromosomes so that each new cell gets all the correct numbers of copies of genetic material |
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Term
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Definition
| a mass of fibers from fungi/molds |
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Term
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Definition
small structures in the cytoplasm that have various specialized functions
organelles include mitochondria, ribosomes, the endoplasmic riticulum, the golgi apparatus, the lysosomes |
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Term
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Definition
| the passage of the solvent through a semipermeable membrane to equalize concentrations |
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Term
phagocytosis
(FAG oh sigh TOH sis) |
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Definition
| the process by which a phagocyte destroys a foreign cell or cellular debris; a tpe of endocytosis |
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Term
pinocytosis
(PIE no sigh TOH sis) |
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Definition
| a process in which a cell absorbs fluid material |
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Term
protozoa
(pro toe Zoe ah) |
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Definition
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Term
ribonucleic acid (RNA)
(RIE bow new KLEE ic) |
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Definition
| molecule contained in ribosomes and necessary for making proteins |
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Term
ribosomes
(REI boh soamz) |
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Definition
granular organelle located throughout the cytoplasm and on the endoplasmic reticulum
ribosomes contain RNA and proteins and are the site of protein synthesis |
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Term
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Definition
| a small bladder or blister; a membrane-bound storage sac inside a cell |
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Term
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Definition
| a parasitic microorganism that depends on other cells for its metabolic and reproductive needs |
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Term
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Definition
| same concentration of solutes as blood equal tension |
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Term
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Definition
greater
concentration of solute in a solution |
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Term
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Definition
| lesser concentration of solute in a solution |
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