Researchers Attempt to Explain the Persistence of Altruism by the Theory

question 62

Multiple Choice

Researchers attempt to explain the persistence of altruism by the theory of

• A) self-sacrificing behavior.
• B) dominance hierarchy.
• C) social behavior.
• D) inclusive fitness.
• E) sexual selection.

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Definitions:

Pressure-Flow Model

A hypothesis describing how nutrients, especially sugars, are transported in plants from sources to sinks via the phloem.

Translocation

A chromosomal abnormality where a segment of one chromosome is transferred to another chromosome.

Pressure-Flow Model

A hypothesis that explains how sugars are transported in plants, suggesting that pressure differences move solutes through phloem sieve tubes.

Translocation

In plants, the movement of substances like sugars and nutrients from leaves to other parts of the plant through the phloem.