Which does a stress test measure? How efficiently blood moves through the heart and lungs. How well exercise relieves a person's anxiety. How the brain reacts to situations that cause fear. How the heart reacts to the increased need for oxygen during exercise.

What is the name of the tool scientists use to identify a species? species key dichotomous key species marker dichotomous marker

What are the components of an effective weight-training program? a. conditioning, progression, generalization, overwork, balance, and recovery b. overload, progression, specificity, regularity, recovery, balance, and variety c. overwork, coordination, motivation, conditioning, regularity, and variety d. consistency, progression, rest, regression, balance, and specificity

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