Plant Structure
Which is not true about a photon?

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

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

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