Answer:Living things grow and develop
Explanation:Example a baby is kangaroo is 2 inches long in four months it is 1 foot long via the kangaroo grew/developed
Sodium
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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
