Q: He mass spectrometer measures the percent abundance of different what? Choices: - reactions - organisms - Proteins - isotopes A:
isotopes

(Question)
Q: What describe the fraction or percentage of a mixture that is made up of a particular substance. Choices: - molecular scale - atomic weight - solute level - mole fractions A:
(Answer)
mole fractions

Ques: Q: What is the name of vesicles that are formed by the golgi apparatus? Choices: - vessels - lymphocytes - capillaries - lysosomes A:
Ans: lysosomes

(Q).
Q: What is aggravated by practices such as logging, mining, construction, and paving surfaces? Choices: - global warming - seismic activity - water pollution - soil erosion A:
(A).
soil erosion

Ques:Q: Experiments have shown that acceleration is exactly inversely proportional to mass, just as it is exactly linearly proportional to what? Choices: - net internal force - speed - kinetic energy - net external force A:

Ans:net external force

Question: Q: Each vertebral vein also flows into which vein? Choices: - trichina - xerophyte - spiral - brachiocephalic A:
Answer:
brachiocephalic