Blue light depolarizes membrane of hypocotyl cells and inhibits of growth rate.

This membrane depolarization is caused by the activation of anion channels, which facilitates the efflux of anions such as chloride.

TLS Online TPP Program

#Id: 8204

#XL - Q Biochemistry

Lysosome H+ pump are V-type ATPases and has a similar architecture to the F-type ATPases

TLS Online TPP Program

#Id: 8203

#XL - Q Biochemistry

An H+ ATPase in the membrane pumps H+ into the lysosome, maintaining its lumen at an acidic pH.

TLS Online TPP Program

#Id: 8202

#XL - Q Biochemistry

Most of the lysosome membrane proteins, are highly glycosylated, which helps to protect them from the lysosome proteases

TLS Online TPP Program

#Id: 8201

#XL - Q Biochemistry

Lysosome an interior pH of about 4.5–5.0

TLS Online TPP Program

#Id: 8199

#XL - Q Biochemistry

Lysosomes contain about 40 types of hydrolytic enzymes, All are acid hydrolases, work best at acidic pH including: proteases, nucleases, glycosidases, lipases, phospholipases, phosphatases, and sulfatases.

TLS Online TPP Program

#Id: 8198

#XL - Q Biochemistry

Lysosomes are membrane-enclosed organelles filled with soluble hydrolytic enzymes that digest macromolecules.