Monomeric G proteins, such as Ras and several elongation factors, are usually in the active state when a molecule of _______ is bound to them.
a. GDP
b. GTP
c. ADP
d. ATP
Answer: b. GTP
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A. known antibody binding to an unknown antigen. B. lysis reaction. C. agglutination reaction. D. precipitation reaction.
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a. water vapor b. carbon dioxide c. nitrite d. nitrate e. nitrogen gas
Depending on your body's needs, acetyl-CoA is either directed into the Krebs cycle or ________.
A. sent to the electron transport chain B. channeled into fat synthesis C. sent back to glycolysis D. fermented into alcohol E. fermented to lactic acid
Which clinical feature in a newborn baby girl suggests the possibility of Turner syndrome?
A. Absence of Babinski reflex B. Presence of a webbed neck C. Presence of epicanthal folds D. Absence of irises of both eyes