What do the following areas of scientific understanding have in common? the understanding of the structure of the solar system the understanding of how traits are passed from parents to offspring the understanding of the building blocks of matter and life a. there is no scientific knowledge related to these areas of science. b. we know all there is to know about these areas of science. c. the scientific knowledge related to these areas has changed over time. d. the scientific knowledge related to these areas has remained unchanged since their discovery.

Which feature of a human community is similar to a niche in a biological community

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

Which three substances make up each of the smaller molecules that form proteins