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3. Energy & Cell Processes

Organization of DNA in the Cell

3. Energy & Cell Processes

Organization of DNA in the Cell

Multiple Choice
Choose the option that correctly lists the following genetic material in a dividing cell from smallest to largest.
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Textbook Question
What is chromatin?a. the histone-containing protein core of the nucleosomeb. the 30-nm fiberc. the complex of DNA and proteins found in the nucleusd. the histone and non-histone proteins in eukaryotic nuclei
Textbook Question
Sister chromatids .a. are two different chromosomes attached to each other;b. are exact copies of one chromosome that are attached to each other;c. arise from the centrioles;d. are broken down by mitosis;e. are chromosomes that carry different genes
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Multiple Choice
The complex of DNA and protein that makes up a eukaryotic chromosome is properly called __________.
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Textbook Question
Our somatic cell nuclei contain___pairs of chromosomes.
(a) 8
(b) 16
(c) 23
(d) 46
Textbook Question
Add labels to the figure that follows, which illustrates duplicated chromosomes.
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Textbook Question
Which of the following statements correctly describes the function of the nucleolus?
a. Within the nucleolus we find genes for rRNA.
b. Nucleoli manufacture mitochondrial proteins for export to the cytosol.
c. Nucleoli assemble the nuclear envelope.
d. The nucleolus contains the genes that form the Golgi apparatus.
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