Which of the following might account for the general structural and functional differences between a nerve and smooth muscle cell within an individual?
A. The proteome differs between muscle and nerve cells.
B. The genome (DNA) differs between muscle and nerve cells.
C. The relative amounts of certain proteins differ between muscle and nerve cells.
D. The proteome and the relative amounts of certain proteins differ between muscle and nerve cells.
E. The genome (DNA) and the relative amounts of certain proteins differ between muscle and nerve cells.
D. The proteome and the relative amounts of certain proteins differ between muscle and nerve cells.
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Fungi and plants resemble each other because they both
a. have cells surrounded by cell walls. b. are typically heterotrophic. c. often cause disease. d. are composed of cells with two different nuclei. e. have flagellated cells.
Explain what a mutator gene is and give an example
What will be an ideal response?
Which of the following correctly describes a reaction that has reached chemical equilibrium?
A) The rate of the forward reaction is equal to the rate of the reverse reaction. B) All of the reactants have been converted to the products of the reaction. C) All of the products have been converted to the reactants of the reaction. D) Both the forward and the reverse reactions have stopped, with no net effect on the concentration of the reactants and the products.
Amoebas move from place to place by means of their
A. plasmodia. B. pseudomonads. C. pseudopods. D. sporocarps. E. cysts.