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978283
what is a cell?
Description
Mind Map on what is a cell?, created by walton.amy on 05/06/2014.
Mind Map by
walton.amy
, updated more than 1 year ago
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Created by
walton.amy
about 10 years ago
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Resource summary
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
just plants
cell wall
strengthens cell
chloroplasts
contain chlorophyll which absorb light enegy for photosynthesis
permanent vacuole
filled with cell sap to keep the cell turgid
animals and plants
nucleus
controlls cell activity, contains genetic info
cytoplasm
most chemical processes take place here controlled by enzymes
cell membrane
controls movement of substances in and out of cells
mitochondria
most energy is released by respiration here
ribosomes
protein synthesis happens here
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
all have a nucleus, cell membrane cytoplasm, mitochondria, and ribosoms
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