The main food sources of the birds( the plentiful recourses within the environment occupied by the species)
When a cell has too much of one thing, homeostasis gets rid of some of it and balances the cell out. Just like when you have too much stress, you find ways (coping mechanisms) to get rid of some of it.
Explanation:
Hope this helps!
Answer:
if a molecule is too large it cannot pass. also it depends on the concentration of a specific substance inside the cell. similarly, if a molecule is polar it cannot penetrate the phospholipid bilayer.
there are proteins that work as channels and pumps that allow these molecules to pass
Explanation:
No it is not balanced because there are four oxygen atoms in H2SO4 while there 5 oxygen atoms in the reactants side
