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What makes up the membrane bilayer?
It is selectively permeable.
What does selectively permeable mean?
The membrane bilayer is made up of phospholipids.
Selectively permeable means it allows some substances cross but not others.
What are the 2 membrane proteins in the bilayer called?
Integral (inside) and peripheral (outside)
What are the 3 characteristics of DNA?
What bond holds together the base pairs?
1. Dounle helix
2. Antiparallel
3. Base pairing
The bonds that hold together the base pairs are hydrogen bonds (T-A) - represents the bond
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