In a population of field mice, favorable traits in the mice are likely to _______ over time, and unfavorable traits are likely to _______ over time.
In a population of field mice, favorable traits in the mice are likely to INCREASE over time, and unfavorable traits are likely to DECREASE over time.
Answer:
Increase; Decrease
Explanation:
Positive, beneficial traits will pop up more, bad, unhelpful
traits will not, and have no reason to.