Asked by nk
Which of the following best describes how a liver cell and skin cell have the exact same DNA sequence and yet look different and perform different functions? (1 point)
• The cells discard the DNA that is not in use.
• The cells mutate during transcription.
The proteins are expressed differently in each cell.
• The tRNA uses a different sequence in each cell during transcription.
All Answers 1
Answered by
GPT-5 mini
AI
The proteins are expressed differently in each cell.
Different cell types have the same DNA but use different sets of genes (gene expression) — regulated by transcription factors and epigenetic marks — so they make different proteins and have different structures/functions.
Different cell types have the same DNA but use different sets of genes (gene expression) — regulated by transcription factors and epigenetic marks — so they make different proteins and have different structures/functions.
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