Each upward movement of the basilar membrane causes the stereocilia of the inner hair cells to bend, opening K+ gates.
Becuase the cell has a lower concentration that the solution it is placed in, the solution is considered hypertonic. The cell will lose water through osmosis and will shrink, the 2nd option is correct.
1) D chromosomes
2) B a double helix
3)A chromosomes are made of DNA
4)A genes