Which determines the chemical and physical properties of an atom of an element?
A.
Electron
B.
Neutron
C.
Atomic weight
D.
Atomic number
D
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Stands of white spruce and balsam fir dominate North America’s ____
a. tropical montane forests b. temperate grasslands c. boreal forest d. temperate rainforest e. chaparral
Decomposing organic material that releases nutrients that are used by plants is called ____
a. humus b. loam c. silt d. bedrock e. a macronutrient
Explain how the discovery of cytoskeletal elements in prokaryotes contributed to the current understanding of the endosymbiont theory
What will be an ideal response?
The immediate energy source that drives ATP synthesis by ATP synthase during oxidative phosphorylation is
A) the oxidation of glucose and other organic compounds. B) the flow of electrons down the electron transport chain. C) the affinity of oxygen for electrons. D) the H+ concentration gradient across the inner mitochondrial membrane. E) the transfer of phosphate to ADP.