Life at the cellular level Flashcards
1
Q
What free energy states do Catabolic and Anabolic reactions take place in?
A
Catabolic= negative G (spontaneous) Anabolic= Positive G (not spontaneous)
2
Q
What is meant by Configuration and Conformation?
A
Configuration= the fixed arrangement of atoms in a molecule (e.g cis/trans) Conformation= The precise arrangement of atoms in a molecule (e.g free rotation)
3
Q
Name the 5 types of chemical reactions which occur in living organisms
A
- Redox Reactions
- Making/Breaking C Bonds
- Group Transfers
- Internal Rearrangements
- Condensation/Hydrolysis
4
Q
What 2 compartments is the cell divided into
A
Nucleus/Cytoplasm
5
Q
What 2 enzymes do peroxisomes contain
A
Catalases and Oxidases
6
Q
What do catalses and oxidases do
A
Catalases regulate Hydrogen Peroxide Concentration
Oxidases are involved in Beta Oxidation of long chain fatty acids
7
Q
What does the cytoskeleton do
A
Gives strength and Support, and allows for cell motility
