One of the Rules at the University Is That Students

question 13

Multiple Choice

One of the rules at the university is that students are given an ID card bearing their names.The card is not transferable and if the student loses the card, it can be replaced for a fee.In data modelling, what is the relationship between student and ID card?

• A)one to one
• B)one to many
• C)many to one
• D)many to many

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Definitions:

Neurotransmitters

Chemical substances in the nervous system that transmit signals from one neuron to another across synapses.

Chemical Messengers

Substances in the body that transmit signals from one cell to another, typically hormones and neurotransmitters.

Sodium/Potassium Pumps

A type of active transport mechanism that moves sodium ions out of and potassium ions into cells, essential for maintaining cellular function and homeostasis.

Receptor Sites

Specific locations on the surface of a cell or within a cell where molecules such as hormones, neurotransmitters, or drugs can bind to elicit a physiological response.