Felicity is taking a test. She has to write about the importance of biomass. Which point should she include in her answer?
A.
Biomass combustion releases large amounts of carbon dioxide.
B.
Biomass combustion releases carbon dioxide that was absorbed during the life cycle.
C.
Biomass combustion increases the oxygen content in the atmosphere.
D.
Biomass combustion increases the reserves of fossil fuels on Earth.

Define the apical impulse and describe its normal location, size, and duration. which abnormal conditions may affect the location of the apical impulse? explain the mechanism producing normal first and second heart sounds. describe the effect of respiration on the heart sounds. describe the characteristics of the first heart sound and its intensity at the apex of the heart and at the base. describe the characteristics of the second heart sound and its intensity at the apex of the heart and at the base.