What function do nucleotides perform in living things?

Do you think humans have a moral obligation to preserve the habitat of the chimpanzee

4. multiple crosses were made between true-breeding lines of black and yellow labrador retrievers. all the f1 progeny were black. when these progeny were intercrossed, they produced an f2 consisting of 91 black, 39 yellow and 30 chocolate. a. propose an explanation for the inheritance of coat color in labradors. b. propose a biochemical pathway for coat color determination and indicate how the relevant genes control coat coloration.

Are humans interfering with or a part of evolution happening today? find examples of evolution seen in recent history that could be caused by human activity.