CSI Issaquah

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CSI Issaquah
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Find the seven clues in Mr. Robles drawing, and
then make an explanation according to the
evidence.
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Clue 1 earths crust consists of plates which
slowly move.
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Clue 2 Australia is an isolated island continent.
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Red-necked Wallaby
Clue 3 Australia has the highest proportion of
marsupials of any area on earth.
koala
brush-tailed possum
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Question 1 Explain why Australia has such a
high proportion of marsupial mammals.
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Clue 1 In 1950 these bacteria were killed by the
antibiotic penicillin.
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Clue 2 For years people have improperly used
antibiotics by not completing the entire dose and
using them for viral instead of bacterial
infections
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Clue 3 In 2000 these same bacteria are not
killed by penicillin.
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Question 2 Explain why the antibiotics are not
as effective any more.
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Question 3. Explain why cave animals are blind
and lack pigments.