Bob Gives Up a Chance to Marry and Have a Family

question 6

Multiple Choice

Bob gives up a chance to marry and have a family in order to go to work in a distant country. Had he married, he would have had two surviving offspring. He sends money back to his sister, who as a result produces five surviving offspring instead of the two she would have had without Bob's assistance. What was Bob's benefit to himself in units of indirect fitness (such as children) ?

• A) 0.5
• B) 0.75
• C) 1.5
• D) 3

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Definitions:

Plasma Cell

A type of white blood cell that produces and secretes large volumes of antibodies, playing a crucial role in the immune response.

Cytokines

Small proteins released by cells that affect the behavior of other cells, playing a crucial role in immune responses and inflammation.

Immune Response

A complex biological reaction of the body against pathogens, such as bacteria and viruses, involving specialized cells and antibodies to protect against infection and disease.

Pre-T Cells

Immature T cells that are in the process of developing their specificity and functionality in the thymus.