Which are examples of short-term environmental change? check all that apply.
tsunamis
el niño
large asteroid and comet impacts
volcanic eruptions
global warming

How do you date a sample of rock that you suspect as being one of the earliest on earth

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?

Which statement best describes a typical difference that could be found between the "analysis" and "conclusion" sections of a lab report? a) only the "conclusion" describes errors that occurred during the experiment, and only the "analysis" section suggests further research.b) only the "analysis" section includes specific data comparisons, and only the "conclusion" section suggests further research.c) only the "analysis" section discusses whether the original hypothesis was supported, and both sections include graphs of data.d) only the "conclusion section discusses whether the original hypothesis was supported, and both sections suggest further research.(the answer is b i just took the test)