978283
Description
what is a cell?
- bacteria
- flexible cell wall, do not have a
nucleus, two types of DNA,
plasmid ans chromosomal
- some have flagellum,
tails that help them move
- some have flagellum,
tails that help them move
- flexible cell wall, do not have a
nucleus, two types of DNA,
plasmid ans chromosomal
- just plants
- cell wall
- strengthens cell
- strengthens cell
- chloroplasts
- contain chlorophyll
which absorb light
enegy for
photosynthesis
- contain chlorophyll
which absorb light
enegy for
photosynthesis
- permanent vacuole
- filled with cell
sap to keep the
cell turgid
- filled with cell
sap to keep the
cell turgid
- cell wall
- animals and plants
- nucleus
- controlls cell activity,
contains genetic info
- controlls cell activity,
contains genetic info
- cytoplasm
- most chemical processes
take place here controlled
by enzymes
- most chemical processes
take place here controlled
by enzymes
- cell membrane
- controls movement of
substances in and out of
cells
- controls movement of
substances in and out of
cells
- mitochondria
- most energy is released
by respiration here
- most energy is released
by respiration here
- ribosomes
- protein synthesis
happens here
- protein synthesis
happens here
- nucleus
- microscopes
- created in 1590
- used for aprox 350 years
- by Hans, Janssen and Zacharias
- light microscopes magnify x 1,500
- electric microscopes magnify x 2 million
- length of object = length of magnified object / magnification
- used for aprox 350 years
- created in 1590
- all have a nucleus, cell
membrane cytoplasm,
mitochondria, and ribosoms
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