Chapter 7- A View of The Cell Flashcards
(33 cards)
electron microscope
highest magnification
cells
simplest form of life
light microscope
lenses & light
eukarotes
have nucleus and organelles
prokaryote
something that has no organelles
Hooke
first to observe cells
grana
stuff inside of chloroplast
polar layers
on the outside not on the inside
Criste
inside mitochrondia
cell theory
- all organisms are composed of one or more cells
- the cell is the basic of structure and organization Of organisms
- all cells come from pre existing cells
compound light microscope
uses a series of lenses to magnify objects up to 1500 times
nucleus
center of a cell; makes proteins
fluid mosaic model
model of the plasma membrane
phospholipid
has a glycerol backbone, 2 fatty acid champs and a phosphate group
plasma membrane
flexible boundary between the cell and it’s environment
selective permeability
a process in which allows some molecules to pass through while keeping others out
cell wall
provides support and protection found in plants
chlorophyll
gives leaves and stems their green color
chloroplasts
capture light energy and conversation it to chemical energy
chromatin
DNA
cilia
short numerous projections that look like hairs
cytoplasm
jelly fluid that is inside a cell
cytoskeleton
cellular framework containing cytoplasm
endoplasmic reticulum
folded with membranes either be rough or smooth