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Membrane fusion between a vesicle and the plasma membrane is mediated by vSNARE/tSNARE binding. TRUE or FALSE:  This involves a stage in which a temporary lipid bilayer is formed between the original leaflet closest to the vesicle lumen and the original leaflet closest to the extracellular space (the area outside of the cell). 

What makes misfolded prion proteins so toxic?

TRUE or FALSE: Tertiary protein structure depends on interactions involving the R groups of amino acids, while secondary protein structure does not. 

A mouse line in Dr. Tolentino’s laboratory has acquired a novel mutation impacting receptor-mediated endocytosis. When Dr. Tolentino examines the mouse cells under a microscope, she observes that coated pits and coated vesicles are forming, but they are accumulating at the plasma membrane and none are appearing in the cell cytosol, suggesting they they are not pinching off the cell surface.  What protein do you suspect the novel mutation has occurred in?

Bleach is a highly basic substance, meaning that it:

How many carbons are in the molecule below?    

Cell use _____________ to translate proteins from messenger RNA (mRNA). 

Here is a high-magnification picture of an osteon. Identify the dark tiny structures indicated by the yellow arrows.

How is your surface anatomy? Identify the muscle on Ariana Grande.

Dorothy borrows $10,000 from the bank. For a four-year loan, the bank requires annual end-of-year payments of $3,223.73. The annual interest rate on the loan is ________.