AFNS — AFNS Biology
Cell Biology
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#17 Osmosis is movement of:
A) Solute
B) Solvent through membrane
C) Gas only
D) Heat
Answer: B
#18 Hypertonic solution causes cell to:
A) Shrink
B) Swell
C) Stay same always
D) Divide
Answer: A
#19 Hypotonic solution causes plant cell to:
A) Become turgid
B) Shrink
C) Die instantly
D) Lose nucleus
Answer: A
#20 Active transport needs:
A) ATP energy
B) No energy
C) Only diffusion
D) Gravity
Answer: A
#21 Diffusion moves from:
A) High to low concentration
B) Low to high only
C) No gradient
D) Only solids
Answer: A
#22 Chromosomes are made of:
A) DNA and proteins
B) Lipids only
C) Sugars only
D) Water
Answer: A
#23 Diploid human body cell has chromosomes:
A) 46
B) 23
C) 92
D) 12
Answer: A
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