Answer:
Populations have variation in traits due to random mutation, crossing over and environmental conditions.
Answer: The answer is D Increasing climate change
Explanation: Which of the following is a direct benefit of using agriscience to optimize land use for animal grazing? hope this helps man
<span>If an electric charge is shaken up and down "A Magnetic field is created"
In short, Your Answer would be Option D
Hope this helps!</span>
Http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0072434/
There is a website with some info. Hope it helps! :)