Biology

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lavenderwasp206Lv1

28 Sep 2019

What are all the ligands, receptors, GTP switch proteins, adaptor proteins, effectors, secondary messengers, signal amplifications, kinases, transcription factors, response elements, and regulators of the Hedgehog signaling pathway?

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Elin HesselLv2

28 Sep 2019

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Related questions

1. What types of biological macromolecules are most cell walls and extracellular matrices composed of? (Choose ALL correct answers)

[]

proteins

[]	nucleic acids

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lipids

[]	carbohydrates

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a.	a protein that phosphorylates another substrate

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a.	kinases bind to receptors to prevent the signal from binding the receptor

b.	kinases prevent signal amplification by ensuring other proteins are not active

c.	kinases can activate or deactivate existing proteins by phosphorylation

d.	kinases are secreted by the cell as a signaling molecule

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What are the 3-4 major classes of cell surface receptors?

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1. Specific extracellular signal molecules require a cell surface receptor. What about the chemistry of these signals prevents them from diffusing across the cell membrane?

2. What is the difference between endocrine signaling, paracrine signaling and autocrine signaling?

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4. What is the different between kinases and phosphates? How do they impact activity of the target protein. Please give an example that involves kinases and phosphates.

5. How do kinases recognize their substrates and the proteins they act on?

6. What is the difference between the active form and inactive form of GTPase superfamily of proteins?

7. How are second messengers different from first messengers?