All of the following are true of the Milky Way EXCEPT that it . a. is a spiral galaxy b. has more than 800 billion stars c. is a member of the Local Group d. is 100,000 light-years across

What type of plant is good for a bioassay and where can i buy it? i only have a month.

Which of the following statements is correct in hour our immune system responds to a potential pathogen? a. the adapted immune system will call on the innate immune system to destroy the pathogen. b. b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c. the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. d. the t-cells in the adapted immune systems are the first to recognize the pathogen vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a. antigen, antibody b. antibody, antigen c. antibody, antibiotic d. antibiotic, antibody

How does blood cycle from the heart to the lungs, back to the heart and out to the body? use the terms heart, lungs, arteries, veins, capillaries, cells, oxygen, and carbon dioxide. (6 points! ) be clear and specific! i recommend starting at the heart with your description.