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Medley viruses/immune system and cell review
review for week 11/12 quiz
38
Biology
9th Grade
11/27/2012

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Term
flagellum
Definition
long hair-like stucture on outside of cell allowing movement
Term
cilia
Definition
short hair-like structures on outside of cell allowing movement
Term
cell membrane
Definition
controlls what goes in and out of cell
Term
cell wall
Definition
strong structure around cells
Term
nucleus
Definition
contains cell DNA
Term
cytosol
Definition
gel-like material inside of cell, including organelles
Term
golgi apparatus
Definition
organelle and packages, labels, and sends off cell products
Term
pseudopod
Definition
extension of cytosol used for cell movement
Term
ribosome
Definition
organelle that makes proteins
Term
mitochondria
Definition
organelle that turns sugars into high-energy ATP molecules
Term
chloroplast
Definition
organelle that makes sugars
Term
vacuole
Definition
storage chamber in cell
Term
eukaryotic
Definition
cell type that is larger and more complicated, has a nucleus
Term
prokaryotic
Definition
cell type that is smaller and simpler, no nucleus
Term
rough endoplasmic reticulum
Definition
organelle that stretches throughout a cell, holds ribosomes and helps make and distribute proteins
Term
smooth endoplasmic reticulum
Definition
organelle that stretches throughout a cell and makes fats and oils
Term
lysosome
Definition
organelle that breaks down cell waste
Term
cytoskeleton
Definition
structures inside a cell that add strength and transport network
Term
protist
Definition
eukaryotic organisms that are not animal, plant, or fungi
Term
organelle
Definition
cell part
Term
central vacule
Definition
large vacule in plant cells holding water
Term
eye piece
Definition
microscope lens at top of body tube
Term
body tube
Definition
microscope part, holds eyepiece lens
Term
ocular lens
Definition
microscope part, rotates for low, medium and high power
Term
stage
Definition
microscope part onwhich you place the slide
Term
diaphragm
Definition
microscope part, rotates to control light
Term
course and fine adjustment knobs
Definition
microscope parts, lift stage for focusing
Term
Antibodies
Definition
Protein that bonds to antigens, marking or deactivating them
Term
Macrophages
Definition
Type of large white blood cell that ingests pathogens.Less common than neutrophill.
Term
Histamine
Definition
A chemical that stimulates blood flow
Term
Helper T cell
Definition
White blood cell that activates B cells
Term
Neutrophill
Definition
First kind of white blood cell to fight pathogens
Term
B Cell
Definition
White blood cell that makes antibodies
Term
Antigens
Definition
Proteins on outside of pathogens
Term
Capsid
Definition
protein coat around the virus's nucleic acid
Term
Nucleic Acid
Definition
DNA or RNA
Term
Envelope
Definition
membrane around some viruses
Term
Tail fibers
Definition
part of some viruses used for injecting DNA into cells
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