It Has Been Suggested That Scientists Should Attempt to Genetically

question 62

Multiple Choice

It has been suggested that scientists should attempt to genetically engineer a plant to have black leaves so that it would perform photosynthesis more efficiently. What is the likely reason behind this idea?

• A) Black plants would heat up faster and therefore all chemical reactions including photosynthesis would operate faster.
• B) A black plant would reflect all wavelengths and therefore have more energy to drive photosynthesis.
• C) A black plant would absorb all wavelengths and therefore absorb more light energy that powers photosynthesis.
• D) A black plant would absorb green wavelengths like most plants, but would absorb them more efficiently.

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