L1: Metabolism & Bioenergetics Flashcards
1
Q
what is metabolism
A
all the chem activities that supports life in cells & organisms
2
Q
what type of energy do chemotrophs use
A
chemical energy
3
Q
what type energy do phototrophs use
A
light energy
4
Q
what type energy do autotrophs use
A
CO2
5
Q
what type energy do heterotrophs use
A
pre formed organic nutrients
6
Q
Metabolome definition
A
all the metabolites in a cell / system
7
Q
Metabolomics definition
A
Systemic characteristics of metabolome including under specific conditions
8
Q
Characteristics of catabolism
A
- convergent
- releases energy
- transforms fuels into cell energy
9
Q
Characteristics of anabolism
A
- divergent
- uses cell energy to synthesise macromolecules from precursor molecules
10
Q
What does metabolism enable (5)
A
- Muscle contraction
- Yeast budding
- Cell division
- Transport of O2 by rbcs
- Plants to photosynthesise
11
Q
What diseases may be caused by defective metabolism (7)
A
- diabetes
- cancer
- neurodegeneration
- heart disease
- inflammation
- infection
- immunological dysfunction
