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:

O'Clock Positions

A method of describing the location or orientation of objects (e.g., vehicle parts) by comparing them to positions on a clock face.

Axles

Shafts or rods that support, rotate, and/or secure vehicle wheels or gear assemblies to facilitate motion.

18-Wheeler

A trucking vehicle commonly composed of a tractor and a trailer, equipped with a total of eighteen wheels, used for hauling large quantities of goods over long distances.

Wheels

Circular components that rotate around an axle, enabling vehicles and machinery to move across surfaces with reduced friction.