Gene Expression Might Be Altered Based on Post-Transcriptional Processing in Eukaryotes

question 24

Multiple Choice

Gene expression might be altered based on post-transcriptional processing in eukaryotes rather than prokaryotes.Which of the following statements describes this difference?

• A)Eukaryotic mRNAs get 5' caps and 3' tails.
• B)Prokaryotic genes are expressed as mRNA,which is more stable in the cell.
• C)Eukaryotic exons may be spliced in alternative patterns.
• D)Prokaryotes use ribosomes of different structure and size.

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Definitions:

Assimilation

The process by which individuals or groups of differing ethnic heritage are absorbed into the dominant culture of a society.

Piaget

A Swiss psychologist who pioneered the study of cognitive development in children, proposing stages through which they progress as they grow.

Old Ideas

Concepts or beliefs that have been held for a long time, possibly outdated or overshadowed by more recent developments.

Evolutionary Theory

A scientific theory that explains the diversity of life on Earth through the processes of natural selection, adaptation, and genetic mutation over millions of years.