MGD1+2 Flashcards
1
Q
What does solubility depend on?
A
The ability to from hydrogen bonds
2
Q
What are amphipathic molecules?
A
Molecules that have both non-polar and polar regions.
3
Q
What are micelles?
A
Clusters of hydrophobic regions together so that they exclude water.
4
Q
How are amino acids found in the body?
A
ionised and as L isomers
5
Q
What is a pKa value?
A
How likely a group is to release its proton
6
Q
What does a high pKa value mean?
A
the amino acid will act as a base
accept protons
be positively charged
7
Q
What does a low pKa mean?
A
amino acids act as acids
release protons
negatively charged
8
Q
What is the pI of basic proteins?
A
pI>7
9
Q
What is a basal body?
A
An organelle formed from a centriole and a short, cylindrical array of microtubules. Found at the base of eukaryotic cilia.
