In a Population of 400 Salamanders, Some Individuals Have Long

question 14

Multiple Choice

In a population of 400 salamanders, some individuals have long toes and others have short toes.This phenotypic difference is due to a single gene with dominant and recessive alleles, T and t, where T confers long toes.If the toe length gene is in Hardy Weinberg equilibrium, and 256 individuals have short toes, how many individuals are heterozygous at the toe length locus?

• A)More information is needed to determine the answer.
• B)32
• C)128
• D)144

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Definitions:

Physical Length

The measurable extension of an object from one end to the other in a physical space.

CAN L (-)

The low signal line of the Controller Area Network, a vehicle bus standard designed to allow microcontrollers and devices to communicate with each other within a vehicle.

Voltage Potential

Voltage potential is the electrical potential difference between two points in an electric field, which motivates the flow of charge (current) when a circuit is connected.

J1939 Bus

A vehicle bus standard used for communication and diagnostics among vehicle components, primarily in the commercial vehicle industry.