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Based on the list of intra- and extracellular concentrations shown below, ( ) is probably used as a source of energy for the externalization (movement to the outside) of some molecules, while () is more likely to serve as a signaling molecule. Table 11-1 A Comparison of lon Concentrations Inside and Outside a Typical Mammalian Cell COMPONENT Cations Na K+ Mg2+ Ca²+ H+ A. K+, Ca2+ B. Na+, K+ C. Mg2+, Ca2+ D. Ca+,H+ E. K+, Na+ INTRACELLULAR CONCENTRATION (mm) 5-15 140 0.5 104 7 x 10-5 (10-7-2M or pH 7.2) EXTRACELLULAR CONCENTRATION (mm) 145 5 1-2 1-2 4x 10-5 (10-74 M or pH 7.4)

Based on the list of intra- and extracellular concentrations shown below, ( ) is probably used as a source of energy for the externalization (movement to the outside) of some molecules, while () is more likely to serve as a signaling molecule. Table 11-1 A Comparison of lon Concentrations Inside and Outside a Typical Mammalian Cell COMPONENT Cations Na K+ Mg2+ Ca²+ H+ A. K+, Ca2+ B. Na+, K+ C. Mg2+, Ca2+ D. Ca+,H+ E. K+, Na+ INTRACELLULAR CONCENTRATION (mm) 5-15 140 0.5 104 7 x 10-5 (10-7-2M or pH 7.2) EXTRACELLULAR CONCENTRATION (mm) 145 5 1-2 1-2 4x 10-5 (10-74 M or pH 7.4)

Biochemistry
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
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Based on the list of intra- and extracellular concentrations shown below, ( ) is probably used as a source of energy for the externalization (movement to the outside) of some molecules, while ( ) is more likely to serve as a signaling molecule. Table 11-1 A Comparison of lon Concentrations Inside and Outside a Typical Mammalian Cell COMPONENT Cations Na+ K+ Mg2+ Ca²+ H+ A. K+, Ca2+ B. Na+, K+ C. Mg2+, Ca2+ D. Ca+,H+ E. K+, Na+ INTRACELLULAR CONCENTRATION (MM) 5-15 140 0.5 10-4 7 x 10-5 (10-7-2 M or pH 7.2) EXTRACELLULAR CONCENTRATION (mm) 145 5 1-2 1-2 4x 10-5 (10-7-4 M or pH 7.4)
Transcribed Image Text:Based on the list of intra- and extracellular concentrations shown below, ( ) is probably used as a source of energy for the externalization (movement to the outside) of some molecules, while ( ) is more likely to serve as a signaling molecule. Table 11-1 A Comparison of lon Concentrations Inside and Outside a Typical Mammalian Cell COMPONENT Cations Na+ K+ Mg2+ Ca²+ H+ A. K+, Ca2+ B. Na+, K+ C. Mg2+, Ca2+ D. Ca+,H+ E. K+, Na+ INTRACELLULAR CONCENTRATION (MM) 5-15 140 0.5 10-4 7 x 10-5 (10-7-2 M or pH 7.2) EXTRACELLULAR CONCENTRATION (mm) 145 5 1-2 1-2 4x 10-5 (10-7-4 M or pH 7.4)
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