Answer:
Calcium can build up in your pool water when the pH levels are off and leave deposits on your pool tiles. It's similar to what happens in your bathroom sink, toilet or bathtub.
More details:
There are two types of calcium compoundsthat form in pool water and create scaling--calcium carbonate and calcium silicate. Both are caused by a pH imbalance. Your pool should be at a pH between 7.4 and 7.6.
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3) Nucleic acid contains the genetic code.
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Answer:B:The allele for short pea plants is masked during the F1 generation, but is still present in the genotype
Explanation:
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