MIC542_5B

Transport a solute inwards together with another ion. This statement refer to ____

• Uniporter

• Symporter

• Antiporter

• PTS system

Mechanism A uses energy to allow a solute to be transported against the concentration gradient. Which of the followings are mechanism A?

• ATP Binding Casette

• Facilitated diffusion

• Simple diffusion

• Simple transporters

Which of the following proteins is involved in the PTS system?

• HPr

• Enz I

• Enz IV

• Phosphotransferase

Which of the following is the example of uniporter?

• transportation of glucose

• transportation of potassium

• transportation of sodium_proton

• transportation of water

The electrochemical gradient consists of two parts, the chemical gradient, and

the electrical gradient

• True

• False

Which of the followings are proteins that involved in ATP binding cassette?

• Phosphotransferase protein

• ATP hydrolyzing protein

• Periplasmic binding protein

• membrane spanning transporter

ATP binding cassette can be used to transport organic and inorganic substances such as:

• amino acids

• sugars

• sulphate

• phosphate

Sodium-calcium exchanger is an example of _____

• facilitated diffusion

• symporter

• uniporter

• antiporter

Mechanism B allows cells to accumulate solutes in the cytoplasm. Mechanism B is ___

• Active Transport System

• Passive Transport System

Component X has a very high affinity to the transported molecule/substrate. What is component X?

• ATP hydrolyzing protein

• Membrane-Spanning protein

• Periplasmic binding protein