Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:3
Lazzaro Spallanzani was an 18th century Italian scientist. He noticed that bats avoided bumping into
things when flying in the dark. He had an idea that they used sensitive eyes. So he took some bats
and blinded them! When he let them go, they could still fly and avoid objects in the dark.
a Underline Spallanzani's hypothesis.
b
Rewrite his hypothesis using the phrase 'depends on'.
с
After Spallanzani completed his experiment, suggest what he did next (following the scientific method).
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