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Essentials of Biology 4th Edition by Sylvia Mader ,Michael Windelspecht
النسخة 4الرقم المعياري الدولي: 978-0078024221Essentials of Biology 4th Edition by Sylvia Mader ,Michael Windelspecht
النسخة 4الرقم المعياري الدولي: 978-0078024221 تمرين 10
Root nodules are important because they
A) encourage the growth of mycorrhizal fungi.
B) represent areas of extensive branch root growth.
C) contain nitrogen-fixing bacteria.
D) provide extra oxygen to the plant root system.
A) encourage the growth of mycorrhizal fungi.
B) represent areas of extensive branch root growth.
C) contain nitrogen-fixing bacteria.
D) provide extra oxygen to the plant root system.
التوضيح
موثّق
موثّق
Therefore, the correct answer is c.
Ans...
Essentials of Biology 4th Edition by Sylvia Mader ,Michael Windelspecht
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