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Concepts in Biology 14th Edition by David Bailey Eldon Enger, Enger, Frederick Ross
النسخة 14الرقم المعياري الدولي: 978-9339204358Concepts in Biology 14th Edition by David Bailey Eldon Enger, Enger, Frederick Ross
النسخة 14الرقم المعياري الدولي: 978-9339204358 تمرين 4
Symbiotic nitrogen-fixing bacteria
a. live in association with the roots of certain plants.
b. convert ammonia to nitrate.
c. are found in the atmosphere.
d. are rare.
a. live in association with the roots of certain plants.
b. convert ammonia to nitrate.
c. are found in the atmosphere.
d. are rare.
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Nitrogen is present in the atmosphere is...
Concepts in Biology 14th Edition by David Bailey Eldon Enger, Enger, Frederick Ross
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