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cells
cells
16
Science
6th Grade
01/19/2011

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Cards

Term

bacteria

 

 

Definition

 

smallest organisms on earth

Term
photosynthesis
Definition

 

process that allows plants, algaes, and many types of bacteria to make food; usually occurs in leaf cells

Term
organelle
Definition

 

specialized cell parts that can more around in the cytoplasm and perform activities necessary for life

Term
tissue
Definition

 

groups of similar cells that all do the same sort of work

Term
organ
Definition

 

different types of tissues working together

Term
choroplast
Definition

 

green organelles within the leaf cells

Term
organ system
Definition

 

a group of organs that work together (digestive system, respiratory system, circulatory system, reproductive system, and nervous system)

Term
nucleolus
Definition

 

is a non-membrane bound structure composed of proteins and nucleic acids found within the nucleus.

Term
ribosomes
Definition

 

are the components of cells that make proteins from all amino acids

Term
lysosome
Definition

 

are cellular organelles which contain acid hydrolase enzymes to break up waste materials and cellular debris.

Term
cell theroy
Definition

 

refers to the idea that cells are the basic unit of structure in every living thing.

Term
mitochondria
Definition

 

energy producing area, cellular respiration occurs here

Term
vacuole
Definition

 

food, water and other substances are stored in these balloon like organelles in the cytoplasm

Term
cell membrane
Definition

 

flexible structure that holds the cell together (walls of the bakery)

Term
chlorophyll
Definition

 

is a green pigment found in almost all plants, algae, and cyanobacteria

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