Define active transport.

Active transport uses energy in the form of ATP hydrolysis to move a molecule against its concentration gradient.

Answered by Julius Arthur K. Biology tutor

1889 Views

See similar Biology IB tutors

Related Biology IB answers

All answers ▸

Describe the cardiac cycle in the human heart


Explain how nerve impulses are transmitted along and between neurones


How do the hydrophobic and hydrophilic properties of phospholipids help maintain the structure of cell membranes?


Cells becoming resistant to bacteria; Within a population of bacteria, NO cells are resistant to antibiotics. Over time, ALL cells are resistant to antibiotics. Outline the steps of natural selection that lead to a fully resistant population:


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo
Cookie Preferences