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What Is Life? 2nd Edition by Jay Phelan
النسخة 2الرقم المعياري الدولي: 978-1464102448What Is Life? 2nd Edition by Jay Phelan
النسخة 2الرقم المعياري الدولي: 978-1464102448 تمرين 21
How many species do biologists estimate to be currently existing on earth?
A) fewer than 1 million
B) between 3 million and 5 million
C) more than 1 billion
D) between 5 million and 100 million
E) between 1 million and 2 million
A) fewer than 1 million
B) between 3 million and 5 million
C) more than 1 billion
D) between 5 million and 100 million
E) between 1 million and 2 million
التوضيح
موثّق
موثّق
There can be more than 1 million species...
What Is Life? 2nd Edition by Jay Phelan
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