Use the EGF Pathway passage to answer the questions.EGF signals by binding to cell surface EGF receptors. Which of theseobservations, if true, would BEST explain EGF's mechanism of action?A. EGF is hydrophilic and can easily diffuse through the cellmembrane.B. EGF is hydrophobic and can easily diffuse through the cellmembrane.C. EGF is hydrophilic and cannot diffuse through the cell membrane.D. EGF is hydrophobic and cannot diffuse through the cell membrane.

EGF (Epidermal Growth Factor) is a 53 amino acid residue small protein. It is involved in…

Answered: Use the EGF Pathway passage to answer…

Biology (MindTap Course List)

11th Edition

ISBN:9781337392938

Author:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Publisher:Eldra Solomon, Charles Martin, Diana W. Martin, Linda R. Berg

Chapter6: Cell Communication

Section6.4: Signal Transduction

Problem 3C

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Use the EGF Pathway passage to answer the questions. Part A Which of these structures, if present in a prokaryote, would prevent the organism from using this type of actin polymerization to chemotax toward a signal? A. cell wall B. flagellum C. mitochondrion D. ribosome Part B In the model proposed, which of these events MOST likely occurs to facilitate chemotaxis? A. Integrins anchor the cell to extracellular components. B. Motor proteins move actin toward the leading edge. C. Mitochondria migrate away from the leading edge. D. Desmosomes anchor the cell to other cells. Part C Based on the researcher’s observations on filamentous actin, what other observation regarding cell chemotaxis was MOST likely observed? A. The cell moved toward the source of the signaling molecule only after the addition of Compound A. B. The cell moved away from the source of the signaling molecule only after the addition of Compound A.…
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