Filetype Power Point PPTX | Posted on 31 Aug 2022 | 3 years ago
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214x Filetype PPTX File size 1.81 MB Source: www.solonschools.org
I.) What is the cell
membrane?
A. AKA: Plasma membrane
B. The boundary between the cell and
the environment
C. Does every cell have a cell
membrane?
1. Yes, Each and every cell has a cell
membrane.
Cell membranes help maintain
homeostasis, what is that?
1. Cells breathing
2. Cells getting
blood to them
3. Cells
maintaining
internal
conditions
4. Cells
reproducing
II.) How do cell membranes
help to maintain
homeostasis?
A. The cell membrane allows
nutrients to come into the cell
1. Examples: sugar, proteins,
fats
B. Selective Permeability: the cell
membrane lets some molecules
in and keeps others out
C. The cell membrane removes
waste
III.) Structure of the Cell
Membrane
What does the cell membrane look
like up close?
Lets look at one
of these
structures up
close
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