How do desert plants perform the photosynthesis process even though their stomata remain closed during the daytime?

  • A
    They use stored oxygen for photosynthesis.
  • B
    They take up $CO_2$ at night and prepare an intermediate product which is acted upon by the energy absorbed by the chlorophyll during the day.
  • C
    They perform photosynthesis only at night.
  • D
    They do not perform photosynthesis.

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