Question

fix any words that are used incorrectly. if there are no errors, submit the text without making any changes. the desert woodrat feeds on the creosote bush, whose leaves are coated with a poisonous resin. microbes in the rodents digestive tract enable the woodrat to tolerate its toxic food source.

Explanation:

The sentence is grammatically correct and there are no words used incorrectly.

Answer:

The desert woodrat feeds on the creosote bush, whose leaves are coated with a poisonous resin. Microbes in the rodent's digestive tract enable the woodrat to tolerate its toxic food source.