Text me I can helping really good at them and there easy once you get the hang of it
Answer:
sponges, cnidarians, marine worms, lophophorates, mollusks, arthropods, echinoderms and the hemichordates.
Explanation:
Answer:
2. temperature
Explanation:
The independent variable is the variable that you change. Since you are changing the temperature to find bacteria growth, bacteria growth is the dependent variable and ph level is the control variable.
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