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Guido Guido
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7 years ago
The variation among individuals, on which natural selection acts, describes
A) physical training and exercise.
B) genetic differences.
C) random occurrences in the lifetimes of individuals.
D) nutritional differences.
Textbook 
Biology: Life on Earth

Biology: Life on Earth


Edition: 10th
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skeledentskeledent
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7 years ago
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Guido Author
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7 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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Yesterday
Thanks for your help!!
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2 hours ago
Brilliant
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