Plant Structure
Which is not true about a photon?

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

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Plant Structure
Any system that is not at equilibrium

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

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

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