Answer:
C) wear a lead protective shield when having teeth XRAYS
Explanation:
Answer:
True
Explanation:
Hormonal shifts can be a cause for mood swings, <em>during teenage years the teens will experiment the production of estrogen (girls) and testosterone (boys) that will cause physical and emotional changes,</em> as the time pass by these mood swing normally become less common as hormones reach an equilibrium.
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No species exists in a vacuum; every form of life on Earth interacts over time with other organisms, as well as with its physical environment. For that reason, the evolution of one species influences the evolution of species with which it coexists by changing the natural selection pressures those species face.
An experiment is used to establish cause and effect relationship.
<h3>What is an experiment?</h3>
An experiment is used to establish cause and effect relationship. When you carry out an experiment, you can be able to tell the effect o the dependent variable on the independent variable.
Now imagine that you want to carry out an experiment using chocolate chip cookie recipes. One is made with cake flour and the other is made with regular flour.
The independent variable is the kind of flour that was used to make the cookies.
You could make the hypothesis that cake flour works better than regular flour. After the experiment, you may now decide is the hypothesis was confirmed or disproved.
Learn more about experiment:brainly.com/question/11256472
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