Enzymes. They don't need it
I think it will change, because over the years they have found different ways to show the atom, and different discoveries. We always have a new chance to discover something new about the atom.
Answer:
a.
Explanation:
caribou maternity pens are enclosed areas created to care for pregnant female caribou and their offspring. As well as allowing the mothers to take care of their offspring in a safe and nurturing condition. Therefore the hikers passing by the pens most likely would see Pregnant females and young caribou within the pens.
Probably if there are not enough plants in that area
