Examlex
Which of the following relationships is the key to nuclear reactions in a star's core remaining under control?
Cholesterol
A waxy, fat-like substance that's found in all the cells in your body, which is necessary for making hormones, vitamin D, and substances that help digest foods.
Cardiovascular Disease
A class of diseases that involve the heart or blood vessels, including coronary artery disease, hypertension, heart attack, and stroke, among others.
Measurement
The process of quantifying or evaluating characteristics, properties, or performance using instruments or techniques.
Cardiovascular Disease
A group of disorders of the heart and blood vessels, such as coronary heart disease, cerebrovascular disease, and hypertension.
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