Answer:
active transport
Explanation:
I like to remember it by active transport has the name active, which means it requires activity
Answer: Duffusion B. Hope this Helps bro
Explanation:
Answer: Ligand gated channel
Explanation:
Ligand gated channel is an essential membrane protein that has pores and allows the passage of specific ions across the plasma membrane when it is activated by a specific chemical . Examples of such ions that pass through Ligand gated channels are Sodium ions, Potassium ions, Calcium ions. Ligand gated channels are found in extensions of the nerve cells.
A because the motor of your mower is contributing to the carbon emissions
