If a Nucleus Undergoes Positron Particle Emission

question 33

Multiple Choice

If a nucleus undergoes positron particle emission

• A) its atomic number decreases by four and its mass number decreases by two.
• B) its atomic number decreases by two and its mass number decreases by four.
• C) its atomic number increases by one and its mass number is unchanged.
• D) its atomic number decreases by one and its mass number is unchanged.
• E) its atomic number is unchanged and its mass number decreases by one.

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Definitions:

Magnetic Reception

The ability of an organism to detect magnetic fields, used for navigation and orientation.

Photoreceptor Cells

Specialized cells within the retina of the eye that convert light into signals that can stimulate biological processes.

Ganglion Cells

Neurons located in the retina that process visual information and transmit it to the brain through the optic nerve.

Receptor Potential

A type of graded potential that occurs in sensory receptor cells in response to external stimuli, leading to the initiation of sensory input to the nervous system.