I think it just shows how many people care about the cause and think it’s important. It can also raise money and awareness about it.
True. A protein becomes functional only when it reaches its tertiary shape (3D). It is not necessary for the protein to reach the quaternary stage, but that is just a more complex functioning protein. It really is just two tertiary merged together. Example is red blood cells.
Your answer would be A because none of the others make sense, Hope that helps!
Answer:
Soil is composed of small pieces of a variety of materials, so it is a heterogeneous mixture.
Explanation: