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Science-Middle North
science
42
Biology
7th Grade
02/22/2012

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Term
What are three parts to the cell theory
Definition
1.all organisms are made up of on for more cells
2.the cell is the basic unit of all living things
3.all cells come from existing cells
Term
Nucleus
Definition
Holds the DNA
Term
Nucleolus
Definition
part of the nucleus where ribistones are made
Term
Endoplasmic reticulum
Definition
makes proteins, lipids, and other minerals. system of minirals. System of memrains for subsistes to move throughout the cell.
Term
Ribistones
Definition
make proteins smaller and most numbers of organelles
Term
Mitocondria
Definition
breaks down sugar to produce energy
Term
Chloraphill
Definition
a green pigment found id plants
Term
ATP
Definition
adenosine triphosphate; energy is rileced by the mitochondria and stored as ATP energy
Term
Golgi complex
Definition
cell organell that helps make and package metirialls to be transported out of the cell
Term
DNA
Definition
genetic metirial that carries information needed to make new cells and new organisms
Term
Cyoskeleton
Definition
1. acts as both a musle and a skeleton and keeps the cell membrane from collapsing
2.also helps some cells move
Term
Amino acids
Definition
billding blocks of proteins
Term
Lysosomes
Definition
digest worn out or damaged minerals in a eukaryotic cell; mostly found in cells
Term
Vacuoles
Definition
generally found in fungal cells
Term
Vesicle
Definition
a small cavity or sac that contains minerals in a ekaryotic cell
Term
What is a cell and why is it a billing block
Definition
cells is what makes up our body and all living things are made up of ether one or many cells
Term
Chloraplastes
Definition
where photoshinshasis takes place in a plant or alge cells
Term
Photosynthesis
Definition
is the proses by with plants and alge use sunlight, carbon dioxide, and water to make sugar and oxygen
Term
Robert Hooke
Definition
first person to research cells
Term
What 3 things do a cell membranes do
Definition
1.protect the outer membrane
2.seporates the cells contents from it's enviorment
3.controls materials going in and out of the cell
Term
What three things make up a cell membrane
Definition
1.lipids
2.phospholipids
3.protiens
Term
Cell wall
Definition
not all cells have cell walls
Term
Cellulose
Definition
part of the cell wall
Term
Chitin
Definition
part of the cell wall in fungi
Term
Why can't cells be to large
Definition
they can't bring in or remove enough wast
Term
Virchow
Definition
he found out that all cells come from existing cells
Term
Schwann
Definition
concluded that animal tissue is made up of cells
Term
Leeuwenhoek
Definition
found out that protists and bacteria ,different types of aplolaal all yeast are singled celled organisms
Term
Schliden
Definition
discovered all plants we're made p of cells
Term
Prokaryote vs. eukaryote
Definition
prokaryotes don't have a nucleus and eukaryote do
Term
How do you know your cells are working
Definition
your alive
Term
TIssue
Definition
a group of similar things that preform a similar function
Term
Organ
Definition
a group of tissues that preform a specific job
Term
Organ system
Definition
many organs doing a spastic job
Term
Organism
Definition
any living thing
Term
Structure
Definition
how a cell is billt
Term
Function
Definition
a spacifisc job
Term
What are two groups of prokaryotes
Definition
archebactiria and eurbactiria
Term
Give an example of a eukaryotic
Definition
dog
Term
What are three benefits of being multicellular
Definition
1.larger life
2.grow to large size
3.specilization
Term
GIve an example of a eukaryotic organism
Definition
white blood cells spetilice intaking out diseases
Term
Give an example of a structure and function
Definition
The heart pumps blood and it has two atriums and two ventricles
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