What evidence supports a scientist's conclusion that fossil B is older
than fossil A?
Fossil...
Biology, 07.10.2020 14:01, Isaacochoa780
What evidence supports a scientist's conclusion that fossil B is older
than fossil A?
Fossil A and fossil B were both found at the same depth below Earth's
surface
Fossil B was found at a depth of 185 meters below Earth's surface, while
fossil A was found at a depth of 50 meters below Earth's surface.
Fossil B was found at a depth of 50 meters below Earth's surface, while
fossil A was found at a depth of 185 meters below Earth's surface.
Fossil A was found below Earth's surface, while fossil B was found at
surface level.
Science
Answers: 1
Biology, 22.06.2019 10:30, netflixacc0107
Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection
Answers: 1
Biology, 22.06.2019 13:20, abolton04
Imagine a self-reactive t cell that has not undergone clonal deletion in the thymus (that is to say, it has escaped central tolerance). if it encounters self antigen in the absence of an infection or inflammation, what will happen to this self-reactive t cell? (select two answers) (a) the t cell undergoes clonal expansion. (b) the t cell gains effector functions. (c) the t cell undergoes apoptosis. (d) the t cell becomes activated. (e) the t cell becomes anergic.
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