Refer to the Table Below

question 159

Multiple Choice

Refer to the table below. How do these two photosynthetic processes compare?

• A) The electron acceptor in both plants and purple sulfur bacteria is H₂O.
• B) The electron donor in both plants and purple sulfur bacteria is CO₂.
• C) The electron acceptor in plants is H₂O, and the electron acceptor in purple sulfur bacteria is H₂S.
• D) The electron donor in plants is H₂O, and the electron donor in purple sulfur bacteria is H₂S.
• E) The electron donor in plants is H₂O, and the electron donor in purple sulfur bacteria is CO₂.

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Definitions:

Parasitism

An interaction between species where one organism (the parasite) lives on or in another organism (the host), causing it harm.

Commensalism

A relationship between two living organisms where one benefits without harming or benefiting the other.

Succession

The process by which the structure of a biological community evolves over time, often following a disturbance.

Mutualism

A type of symbiotic relationship between two different species where both species benefit from the interaction.