By examining electron domain geometry, one can determine that the ammonia molecule (NH3) has one sp2 orbital.
two sp2 orbitals.
three sp3 orbitals.
four sp3 orbitals.

If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion

How is the shape of the poem “peer” connected to its meaning?

Answer asap : ( a. how does mucus prevent the entry of pathogens? b. describe two ways white blood cells protect us from pathogens.