Answer:
3) Temperature
4) gill covering opening and closing per minute
5)as temperature rises, the rate of gill covering opening and closing per minute increase until the temperature reaches 27℃ where the rate decreases
Explanation:
4) you can adjust and control the temperature in an experiment
5) you can't control the gill opening and closing rate
In the milk food dye and soap experiment?
Answer:
mutation
Explanation:
As such, the nucleotide sequences found within it are subject to change as the result of a phenomenon called mutation.
Absorbing other cells gave a competitive advantage.
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