Releases dopamine naturally.
all of the following except
a. exercise
b. eating
c. sleeping
d. sexual activity
select the best answer from the choices provided

Jason, a dog breeder, decides to mate a poodle with a golden labrador retriever. he wants to get puppies with the curly hair of the poodle and the color of the labrador. what concept is shown in this example? question 6 options: artificial selection adaptation evolution natural selection