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katen-ka-za [31]

3 years ago

12

A biologist listens to frogs singing at a local pond and hypothesizes that the sounds may be mating calls. What would be the nex

t step?
A. testing a prediction
B. controlling an environment
C. making a prediction
D. making an observation
E. forming a hypothesis

1 answer:

inessss [21]3 years ago

3 0

D. Making an observation

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