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final exam
n/a
18
Science
7th Grade
06/10/2013

Additional Science Flashcards

 


 

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Term
biotic
Definition
alive,or was alive at one point in time
Term
abiotic
Definition
non-living, and was never alive
Term
cell
Definition
the basic structural and functional unit of all biotic things
Term
cell theory
Definition
a widely accepted explanation of the relationship between cells and biotic things
Term
unicellular
Definition
made of a single cell
Term
multicellular
Definition

made of more than one cell

 

Term
bacteria
Definition
simple unicellular organiam that do not have a nucleus
Term
protists
Definition
a group of microscpic organisms with a nucleus that are usually unicellular
Term
cell membrane
Definition
in plant and animals cells it  protects the cell by only allowing certain chemacals inside it.
Term
nucleus
Definition
controls and manages what happens  inside the cell
Term
ribosomes
Definition
builds new proteins
Term
endoplasmic reticulum (er)
Definition
where new chemicals are mad and old chemicals are broken down
Term
golgi apparatus
Definition
tells new  proteins where to go from the ER
Term
lysosomes
Definition
breaks down old cells parts and nutriens
Term
mitochondria
Definition
the powerhouse of the cell
Term
vacuole
Definition
the storage area of the cell
Term
cytoplasm
Definition
holds the parts of the cell in place
Term
cell wall
Definition
protects and holds the shape of plant cells
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