quiz7 key - activation activates PKA but cAMP is not...

Info icon This preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Quiz 7: Cell Biology Dr. Sarah Rothschild Full Name: _____________________ Honor Pledge (Sign) ______________________ 1. Name the four kinds of cell signaling (2pts). Endocrine Paracrine/ Autocrine Neuronal Contact dependent 2. True or False (circle): The same signal molecule can induce multiple responses depending on the receptor and what it activates. 3. True or False (circle): Viagra works by accelerating the breakdown of cGMP. Viagra inhibits the breakdown of cGMP 4. Which of the following is NOT a kind of cell surface receptor? a. Ion channel coupled receptor b. Enzyme coupled receptor c. GPCR d. PCR e. All of the above are coupled receptors 5. Which of the following is an example of a G protein? The answer should be A and C. Everyone got this marked as correct. 6. Adenylyl cyclase converts ___ ATP _________ to ____ cAMP ___________. Some of you wrote cAMP and then PKA. The cAMP created as a result of the adenylyl
Image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: activation activates PKA but cAMP is not converted to PKA. Guanylyl cyclase converts GTP to cGMP. Hydrolysis is converting ATP to ADP. 7. Which of the following is true about Ca+ a. Has a higher concentration inside the cell b. Activates calmodulin and causes a conformational change c. Inhibits CaM-kinases d. Inhibits muscle contraction 8. Put the following components in order for the RTK pathway: MAP Kinase Cascade, RTK, change in cell function, signal molecule, Ras (2 pts) Quiz 7: Cell Biology Dr. Sarah Rothschild Signal RTK Ras MAP Kinase Cascade Change in Cell Funtion Many of you struggled with this. I can almost guarantee some sort of signaling pathway will be on the tests and you wouldn’t be given options then. Make sure you study these....
View Full Document

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern