Which best describes horse breeding? a. selective pressure in nature has resulted in different horse and pony breeds. b. people have selected the most desirable natural traits to produce different horse and pony breeds. c. people have manipulated the genome of horses and ponies in the lab to produce the breeds we know today. d. different horse and pony breeds are an example of overcompetition.

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen