Microbes playing a role in nitrogen fixation in plants live in ________, while those playing a role in the digestive tract of certain herbivores live in ________.
A. rumens / nodules
B. nodules / rumens
C. nodules / fortrans
D. fortrans / rumens
Answer:B
Microbes playing a role in nitrogen fixation in plants live in ________, while those playing a role in the digestive tract of certain herbivores live in ________.
A. rumens / nodules B. nodules / rumens C. nodules / fortrans D. fortrans / rumens