Answer:
a gated sodium channels open and sodium ions flood into the cell
Do you have the sentence where the author uses the word?
Lipids are found in cell membranes in double layer which is called "Lipid-bilayer".
So, option A is your answer.
Hope this helps!
Answer: Impetigo
The physical findings of
impetigo includes small,
red macule or vesicle that becomes pustular within a few hours and ruptures when
bacteria inoculate traumatized skin cells. This is visible primarily on the face and
extremities that characterized thick, honey-colored crust formed from the
exudate.
In addition, this is a highly contagious infection of the superficial layers of the epidermis
and primarily caused by Streptococcus pyogenes or Staphylococcus aureus.
Carbon dioxide (chemical formula <span>CO2</span>) is a colorless and odorless gas vital to life on Earth. This naturally occurring chemical compound is composed of a carbon atom covalently double bonded to two OXYGEN ATOM