The Specific Sequences That E $\equiv$ C Base Pairs

question 6

Essay

The specific sequences that E. coli RNA polymerase usually binds to in E. coli DNA before initiating transcription generally contain more A=T base pairs than G $\equiv$ C base pairs. In no more than a few sentences, speculate on why this might be the case.

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Definitions:

Lipid-soluble Hormone

A hormone that can pass through the cell membrane and interact with internal receptors due to its ability to dissolve in lipids.

Fenestrated Capillaries

Capillaries with pores in their endothelial lining, allowing for increased permeability to fluids and small molecules.

Proteases

Enzymes that break down proteins by cleaving peptide bonds, playing essential roles in digestion, immune function, and cell regulation.

Steroid Reproductive Hormones

Hormones derived from cholesterol, crucial for the development and functioning of reproductive organs.