Speciation Occurs ____

question 12

Multiple Choice

Speciation occurs ____.  

• A) after populations become reproductively isolated
• B) when mutations generate observable differences
• C) when transitional forms develop between different populations
• D) when natural selection pressures reach their maximum
• E) randomly as mutations build up in a population

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Definitions:

Research Participants

Individuals who take part in a scientific study or experiment, contributing data through their responses or behaviors.

Psychological Therapy

A treatment method for mental and emotional disorders which uses psychological techniques designed to encourage communication of conflicts and insight into problems.

Experimental Research

A scientific method that manipulates one or more variables under controlled conditions to study their effect on a certain outcome.

Independent Variable

In an experiment, the variable that is manipulated or changed to test its effects on the dependent variable.