Plant Structure
Cellular metabolism is an example of

a series of reactions that defy the second law of thermodynamics
equilibrium metabolism
steady-state metabolism
a series of reactions occurring under standard conditions

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Plant Structure
Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria?

Both strongly resemble prokaryotes, especially in size
Both have their own ribosomes
Both have their own DNA
Both can live and function independently of the cell

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Plant Structure
Which is not true about a photon?

It is trapped by photosynthetic unit
The shorter the wavelength, the greater the energy of the photons
It donates electron to reduce carbon dioxide to glucose
It is a packet of light energy

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Plant Structure
Any system that is not at equilibrium

is kinetically unstable, although it may be thermodynamically stable
requires an enzyme to reach equilibrium
is thermodynamically unstable, although it may be kinetically stable
is rushing toward equilibrium at a very rapid rate

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