Which of the following is a correct sequence of molecular events during the MAP kinase cascade? Note: MEK=Map kinase kinase and Raf=Map kinase kinase kinase. A. Ras binds Grb2, Grb2 then binds MEK, and finally MEK binds CAMP. B. CAMP binds Sos, Sos then binds Ras, and finally Ras binds Raf-1. C. Raf-1 binds Ras, Ras then binds Sos, and finally Sos binds Grb2. D. Grb2 binds Sos, Sos then binds Ras, and finally Ras binds Raf-1.

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Which of the following is a correct sequence of molecular events during the MAP kinase cascade?
Note: MEK=Map kinase kinase and Raf=Map kinase kinase kinase.
A. Ras binds Grb2, Grb2 then binds MEK, and finally MEK binds CAMP.
B. CAMP binds Sos, Sos then binds Ras, and finally Ras binds Raf-1.
C. Raf-1 binds Ras, Ras then binds Sos, and finally Sos binds Grb2.
O D. Grb2 binds Sos, Sos then binds Ras, and finally Ras binds Raf-1.
Transcribed Image Text:Which of the following is a correct sequence of molecular events during the MAP kinase cascade? Note: MEK=Map kinase kinase and Raf=Map kinase kinase kinase. A. Ras binds Grb2, Grb2 then binds MEK, and finally MEK binds CAMP. B. CAMP binds Sos, Sos then binds Ras, and finally Ras binds Raf-1. C. Raf-1 binds Ras, Ras then binds Sos, and finally Sos binds Grb2. O D. Grb2 binds Sos, Sos then binds Ras, and finally Ras binds Raf-1.
Which of the following characteristics are shared by both apoptosis and necrosis?
A. Loss of plasma membrane integrity.
B. Cell death.
C. Phagocytosis of cellular remnants.
O D. Hyper-inflammation and progressive tissue injury.
Transcribed Image Text:Which of the following characteristics are shared by both apoptosis and necrosis? A. Loss of plasma membrane integrity. B. Cell death. C. Phagocytosis of cellular remnants. O D. Hyper-inflammation and progressive tissue injury.
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