Answer:
The net force is the vector sum of all the forces that act upon an object. That is to say, the net force is the sum of all the forces, taking into account the fact that a force is a vector and two forces of equal magnitude and opposite direction will cancel each other out.
Refers to evolution at or below the species level
The feature which best describes this relationship is referred to as convergent evolution.
<h3>What is Convergent evolution?</h3>
This is the condition in which organisms independently find the same evolutionary solution for the same environmental problem.
In this scenario, both birds and mammals found their way to tackle cold weather through insulation of the skin.
Read more about Convergent evolution here brainly.com/question/2990721
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Answer: a point mutation
explanation: the internet says so