Help with biology please!!

2. If cells are placed in a strong sugar solution, water will _____.
A.pass from the sugar solution to the cells
B.pass from the cells to the sugar solution
C.stay in the cell
D.pass back and forth

3. A cell moves particles from a region of lesser concentration to a region of greater concentration by _____.
A.facilitated diffusion
B.passive transport
C.osmosis
D.active transport

4.Which of the following is not a form of passive transport?
A.simple diffusion
B.endocytosis
C.facilitated diffusion
D.osmosis

5.The structure most responsible for maintaining cell homeostasis is the _____.
A.cytoplasm
B..mitochondrion
C..cell wall
D.plasma membrane

6. If the sides of a cell double in length, its volume increases by _____ times.
A.two
B.four
C.six
D.eight

7. Unlike plant cells, animal cells contain _____.
A.cell walls
B.centrioles
C.nucleoli
D.spindles

8. The longest phase of the cell cycle is _____.
A.prophase
B.interphase
C.metaphase
D.mitosis

9.Which of the following structures is the most complex?
A.cell
B.organ system
C.organ
D.tissue

2.B
3.B
4.B
5.D
6.D
7.B
8.B
9.B

Sorry..I actually knew that, I guess I didn't pay much attention while reading it. Sorry once again...Good Luck ;)

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