Answer:
Plant cells have a large central vacuole, a cell wall, and chloroplasts while animal cells do not.
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Answer: Option A.
Pure solvent diffused through a membrane but solutes do not.
Explanation:
Osmosis is process where solvents or molecules move from a region of low solute concentration to a region of high solute concentration through a semipermeable membrane which tend to balance the concentration of solutes. Osmosis is passive transport i.e it does not require energy for movement.
It sends an impulse back to the cell body of a neuron
Answer is A
Firstly axon must reach the threshold level and then depolarisation occurs. Depolarisation phrase means sodium enters and potassium leaves the axon . Choice C can't be because main idea is the entering of sodium ions.
Answer:
RNA is much shorter than DNA. DNA contains the code for making lots and lots of different proteins as well as DNA contains all the genetic in formation of the body whereas RNA does not contains
Explanation:
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