What? I don’t understand the question
Answer:
I think Parietal or Temporal
Answer:
The arrector pili muscles contract (piloerection) and lift the hair follicles upright. This makes the hairs stand on end, which acts as an insulating layer, trapping heat.
Explanation:
Excretion - Getting rid of
waste
Reproduction- The ability to
produce
offspring to
keep the
species in
existence.
Growth- The process
increasing
hysical
The correct answer is A
Because it’s ammonium