Saltatory conduction is the slowest form of action potential propagation
Indicate whether the statement is true or false.
ANSWER: False - fastest
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The major difference between aerobic and anaerobic respiration is the final electron acceptor at the end of the electron transport chain.
Answer the following statement true (T) or false (F)
Which one of the following statements about transport of nutrients in phloem is false?
a) Differences in osmotic concentration at the source and sink cause a hydrostatic pressure gradient to be formed. b) Companion cells control the rate and direction of movement of phloem sap. c) A sink may be located anywhere in the plant. d) A sink is that part of the plant where a particular solute is consumed or stored. e) Solute particles can be actively transported into phloem at the source.
Which biome is characterized by rainfall under 25 cm/year, hot days, cold nights, and quickly blooming plants?
A. grasslands B. taiga C. temperate deserts D. tundra E. temperate deciduous forest
The pH scale is a direct measure of the concentration of:
A) hydrogen ions in a solution. B) hydroxide ions in a solution. C) hydrogen atoms in a solution. D) salt in a solution. E) buffers in a solution.