Two Juniper Trees (Juniperus Scopulorum and J

question 56

Multiple Choice

Two juniper trees (Juniperus scopulorum and J. monosperma) have overlapping geographic ranges. Pollen grains (which contain sperm cells) from one species are unable to germinate and make pollen tubes on female ovules (which contain egg cells) of the other species. Which of the following isolating mechanisms keeps the two species separate?

• A) habitat isolation
• B) temporal isolation
• C) gametic isolation
• D) behavioral isolation

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Definitions:

Big Pig

This term does not match a standard economic concept and might be context-specific or refer to a specific case or study. NO.

Payoff

The return or financial gain received from an investment or decision.

Chicken

A domesticated bird commonly raised for its meat and eggs, and sometimes used as a symbol in games of bravery or conflict.

Payoff

Payoff refers to the return or reward received as a result of a particular action or decision, often used in the context of games and economic strategies.