Use the figure to answer the question. The figure represents tRNA that recognizes and binds a particular amino acid (in this instance, phenylalanine). Which codon on the mRNA strand codes for this amino acid?

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#Question id: 2115

#Unit 2. Cellular Organization

Which of the following statements about diffusion is true?

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#Question id: 2116

#Unit 2. Cellular Organization

When a cell is in equilibrium with its environment, which of the following processes occurs for substances that can diffuse through the plasma membrane?

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#Question id: 2117

#Unit 2. Cellular Organization

Which of the following statements correctly describes osmosis?

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#Question id: 2118

#Unit 2. Cellular Organization

Which of the following statements correctly describes the normal tonicity conditions for typical plant and animal cells? The animal cell is in:

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#Question id: 2119

#Unit 2. Cellular Organization

A sodium-potassium pump:

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#Question id: 2120

#Unit 2. Cellular Organization

Which one of the following statements about membranes is true?