The reaction between allergens and IgE antibodies causes the release of chemical substances such as
histamine, leukotrienes and prostaglandins
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If element X has 15 protons, it would also have 15 electrons.
A confounding variable refers to an external effect, which modifies the influence of an independent and dependent variable. This extraneous effect is used to affect the outcome of an experimental design. The confounding variables can ruin the experiment and can generate unnecessary outcomes.
In the given case, confounding variables can be introduced by testing multiple hypotheses at a time and by using distinct kinds of soil in each of the samples.
Symptoms include feeling tired feeling bloated peeing more than usual mood swings nausea and tender or swollen breasts
