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
Any system that is not at equilibrium

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

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Plant Structure
Which is not true about a photon?

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

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Plant Structure
Which of the following statements about mitochondrial proteins is true?

Some mitochondrial proteins are coded for and synthesized in the mitochondria and others
Mitochondrial proteins arise from other mitochondrial proteins
All mitochondrial proteins are imported from the cytoplasm
All mitochondrial proteins are coded for and synthesized in the mitochondria

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