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Multiple Choice
Which of the following best describes gene regulation in eukaryotic cells?
A
A process that changes the DNA nucleotide sequence of a gene to permanently turn it on or off in all cell types
B
The control of gene expression by modulating when, where, and how much a gene product (RNA or protein) is produced through mechanisms such as chromatin remodeling, transcriptional control, RNA processing, translation, and protein modification/degradation
C
The use of restriction enzymes to cut DNA at specific sites to activate transcription
D
The equal segregation of chromosomes during mitosis to ensure identical gene expression in all daughter cells