It would be A. While estorgen and progesterone levels are elevated during pregnancy, pregenacy test look for hCG.
Explanation:
Measurement system, any of the systems used in the process of associating numbers with physical quantities and phenomena. Although the concept of weights and measures today includes such factors as temperature, luminosity, pressure, and electric current, it once consisted of only four basic measurements: mass (weight), distance or length, area, and volume (liquid or grain measure). The last three are, of course, closely related.
Answer:
1.)Two fundamental teaching concepts are overload and progression. Overload refers to the amount of load or resistance applied to the body to put it under more stress or load than it is used to in order to improve performance. The way a person can raise the load is called progression.
Explanation:
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