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At 1 AM, a healthy squid giant axon is placed in a bath of normal squid physiological extracellular saline and is internally perfused with normal squid intracellular saline.
Its resting potential at 1:55 AM is -70 millivolts. For this question, ignore any possible effects due to the sodium-potassium pump. At 2 AM, there is a change in the
A. intracellular perfusion fluid so that its concentration of potassium ion is decreased. This will cause an increase in the resting membrane voltage.
B. extracellular saline so that its concentration of potassium ion is decreased. This will cause a increase in the Nernst equilibrium potential for potassium ion.
C. intracellular perfusion fluid so that its concentration of potassium ion is increased. This will cause a decrease in the Nernst equilibrium potential for potassium ion.
Q. What is the relation between the concepts of chromosome and chromatin? Are heterochromatin and euchromatin part of chromosomes? Every filament of chromatin is a complete DNA
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Which of the following terms best describes calcium metals? Check all that apply. Molecule, element, matter, and compound
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If jean-Baptiste de Lamarck was correct, than a. Natural selection would lead to the spread of favorable traits within a population b. Finches that stretched their beaks to access
A)Which of the following statements about DNA structure is true? 1.The nucleic acid strands in a DNA molecule are oriented ant parallel to each other, meaning they run in opposite
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