49 RC Passage 4
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Comments

Permalink Submitted by andreea_tennis1 on Jun 2 2018
Hi there!
Would you be able to explain why Answer D for number 21 of this passage is incorrect? It was between A and D and I chose incorrectly.

Permalink Submitted by majorgeneraldave on Jun 2 2018
(D) is factually inaccurate. Rubisco does not help circumvent the efffects of oxygen; in fact, it is the very enzyme that plants have to find a way to protect from oxygen!
Clearer?