Is Photosynthesis Catabolic Or Anabolic

Question: What is photosynthesis?

Answer: Photosynthesis is the single most vital chemical process for almost all life forms on this planet.

Question: What uses photosynthesis?

Answer: Plants, algae, some protists and prokaryotes use photosynthesis since they are autotrophs and make their own energy and organic matter from external sources such as light.

Question: What is the chloroplast?

Answer: A plastid in green plant cells which contains chlorophyll and in which photosynthesis takes place.

Question: Explain the origins of chloroplast:

Answer: Chloroplast have evolved from cyanobacteria forming an endosymbiotic relationship with a larger host.

Question: What is some evidence to show that they used to be bacteria?

Answer: - Size of 1 - 5 um in diameter

  • An outer (host) and inner (bacteria) membrane

  • - Bacterial-like ribosomal RNA

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