Answer:
i really really need the brainly points
Explanation:s
sry for the answer
Answer:
selective permeability
Explanation:
The property or characteristic of cellular membrane to allow certain substances to pass through the cell is known as selective permeability. The movement of molecules and ions across the cell can be active or passive.
Answer:
a wave is -a continuous and repeating disturbance of a medium- that carries-energy-from one place to another
Explanation: