A protein acts as a pump and moves calcium ions from an area of low concentration to an area of high concentration.
answer: the number of squeezes
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Terms to know:
dependent variable is what is being tested and can be measured.
independent variable is the variable or variables that change or are being controlled in an experiment
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Hopefully this helped and good luck.
The organelle described in this problem is the MITOCHONDRIA.
The Mitochondria is found in almost all eukaryotes. It is a double-membrane bound organelle whose outer layer is smooth while the inner layer is highly folded.
Its main function is to produce energy from the oxidation of glucose substances and release ATP.
The answer to this question is option D