Catabolism is best described as:
The synthesis of complex molecules from simpler ones.
The breakdown of complex molecules into simpler ones.
The regulation of metabolic pathways.
The transport of substances across membranes.
Related Questions
A series of reactions which occur to form a compound (or) degrade a compound put together are called
metabolism
anabolism
catabolism
all
Catabolism is best described as:
The synthesis of complex molecules from simpler ones.
The breakdown of complex molecules into simpler ones.
The regulation of metabolic pathways.
The transport of substances across membranes.
One of the major feature of metabolic reaction is that they are…
Elementary reactions
Non-linked reactions
Heat evolving reactions
Catalysed reactions
When a metabolic disequilibrium is in effect, then only cells continue to function
How do cells avoid reaching metabolic equilibrium?
Only cells that have reached metabolic equilibrium continue to function.
Only cells that avoid reaching metabolic equilibrium continue to function.
Metabolic equilibrium is essential for cell function.
Cells function optimally at metabolic equilibrium.
Which process releases energy stored in glucose?
Photosynthesis
Protein synthesis
DNA replication
Cellular respiration
When a metabolic disequilibrium is in effect, then only cells continue to function
How do cells avoid reaching metabolic equilibrium?
Cells constantly exchange matter and energy with their surroundings.
Cells exist in a closed system, preventing interaction with the external environment.
Cells utilize feedback inhibition to slow down metabolic reactions, preventing equilibrium.
Cells maintain a static internal environment, independent of external influences.
Which of these is NOT a metabolic process?
Photosynthesis
Respiration
Digestion
Diffusion of oxygen across a cell membrane
The process of converting complex molecules into simpler ones with the release of energy is known as:
Anabolism
Catabolism
Metabolism
Homeostasis
Which of the following is NOT a characteristic of metabolic pathways?
Regulation of the pathway
Catalysis by enzymes
Occurring in a non-sequential manner
Often compartmentalized within cells
In a metabolic pathway, enzyme A catalyzes the conversion of substrate X to intermediate Y. Enzyme B then catalyzes the conversion of Y to product Z. If a mutation in enzyme B renders it completely inactive, which of the following is MOST likely to occur?
Increased production of substrate X.
Accumulation of intermediate Y and depletion of product Z.
No change in the concentrations of X, Y, or Z.
Increased activity of enzyme A to compensate for the loss of enzyme B.
