With relative dating, the age of the fossil is determined by . a
distinguishing between the density of the fossil and size.
b
whether it is a plant or animal fossil.
c
comparing fossil placement with that of fossils in other surrounding layers of rock.
d
comparing the fossil with other fossils around the world.

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

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

Which level of taxonomy has the fewest organisms?