At what percentage of maximal heart rate should a person work out to achieve aerobic fitness?
A) 40%-50%
B) 50%-60%
C) 60%-75%
D) 85%-90%
C
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Roman soldiers were given rations of this common mineral, ________, and these rations became known as salarium argentums
A. potassium B. iron C. calcium D. salt
Gregg has been consistently exercising at least 60 minutes daily for the past month. He does a combination of aerobic and resistance training. Over the past month, Gregg has likely experienced each of the following except ________.
A. an increase in muscle glycogen B. a decrease in blood volume C. an increase in muscle mass D. a decrease in body fat
What organ in the infant uses more than half of the day's total energy intake?
a. Liver b. Brain c. Kidney d. Skeletal muscle e. Small and large intestines
Scientists have invented an edible alert sensor that can be scanned by a smartphone to determine
A. whether or not a food contains gluten. B. if a food is organic. C. whether or not the food is spoiled. D. what country the food originated from.