According to Alan Guth,magnetic Monopoles Are Not Observed in Our

question 30

Multiple Choice

According to Alan Guth,magnetic monopoles are not observed in our universe because

• A)they are theoretically impossible.
• B)space expanded so much that they are exceedingly rare.
• C)of the presence of electromagnetic radiation.
• D)they easily collapse under the force of gravity.

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Definitions:

Natural Killer Cells

A type of lymphocyte part of the innate immune system, responsible for the early defense against infected or cancerous cells by inducing apoptosis.

Antibodies

Proteins produced by the immune system in response to antigens, which are harmful substances, helping to neutralize or destroy them.

Innate Immunity

The body's first line of defense against infection that includes physical barriers, immune cells, and proteins, responding to pathogens in a generic way.

Helper T Cells

A type of T cell that plays a critical role in the immune response by activating and directing other immune cells.