For a cell acidic hydrolases are important because $\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_$

Question $16$ options:

$1)$

They digest material in the acidic environment created by proton pumps.

$2)$

They recycle mannose$-6-$phosphate receptors between the endosome and the TGN$.$

$3)$

They capture mannose$-6-$phosphate tagged proteins in the extracellular space.

$4)$

They cleave the signal sequence from proteins translocated into the ER lumen.

$5)$

They direct proton pumps to endosomes and lysosomes.