During the industrial revolution, the dark peppered moth had an advantage because it
a) was larger and hardier.
b) reproduced easily and quickly.
c) was poisonous to many of its predators.
d) blended in with the soot from the factories.

Which best describes carbon dioxide’s path out of the body

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

The relationship between intron and exon