Life at the Cellular Level Flashcards
1
Q
Name the 10 elements that are mostly found in human biomolecules
A
C, O, N, H, Na, Cl, K, Ca, S, P
2
Q
Why are functional groups important?
A
- Affect how the molecule acts around others and in different mediums
- Affect solubility which is important for transport etc.
3
Q
What do S groups allow to form?
A
Disulphide bridges
4
Q
What is “configuration”?
A
The fixed arrangement of atoms in a molecule (cis/trans)
5
Q
Conformation?
A
The precise arrangement of atoms in a molecule (free rotation)
6
Q
Name the 5 reactions that occur in humans
A
- Redox
- C-C bond formation/breaking
- Internal rearrangements
- Group transfers
- Condensation/hydrolysis
7
Q
E.g. of Redox
A
Glycolysis - glucose - pyruvate
8
Q
E.g. of c-c
A
Cleavage of glucose in glycolysis
9
Q
E.g. of internal rearrangements
A
G-6-P to F-6-P
10
Q
E.g. of group transfers
A
Phosphorylation
11
Q
E.g. of condensation/hydrolysis
A
Breaking down proteins or nucleic acids
