Hsp 70 and Hsp 90 are ____________ involved in the mitochondrial uptake of proteins.

Hsp 70 and Hsp 90 are ____________ involved in the mitochondrial uptak

1.	Hsp 70 and Hsp 90 are ____________ involved in the mitochondrial uptake of proteins.
A.	chaperones
B.	receptors
C.	ligands
D.	glycolipids
Answer» B. receptors