A Student Sitting on the Back Row Opened a Bottle

question 30

Multiple Choice

A student sitting on the back row opened a bottle of foul-smelling perfume and dabbed it on her wrists.One by one (beginning from the back of the room) the students began to cough due to the foul smell.This phenomena was due to

• A)osmosis.
• B)molecules moving from an area of low concentration to high concentration.
• C)an allergic reaction.
• D)diffusion.
• E)active transport.

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Definitions:

DNA

Deoxyribonucleic acid, a molecule that contains the genetic instructions for the development and function of living organisms.

Genetic Information

Data related to the genes or hereditary characteristics that are transmitted from parents to offspring.

Collateral Sprouting

The growth of new axon branches from neighboring neurons to form new synaptic connections, often after damage to nearby neurons.

Axons

Long, slender projections of neurons that transmit electrical impulses away from the neuron's cell body to other neurons, muscles, or glands.