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1.
SE7.12C Which of the following represents the correct order for the levels of
organization of plants and animals?
cell-organ-tissue organism + organ system
O
cell organ system organ-tissue organism
cell tissue organism -- tissue organ system
©
cell tissue organ-organ system - organism
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18

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.