In Labrador Retrievers, Black Coat Color Is Dominant to Brown

question 4

Multiple Choice

In Labrador retrievers, black coat color is dominant to brown. Suppose that a black Lab is mated with a brown one and the offspring are four black puppies and one brown puppy. What can you conclude about the genotype of the black parent?

• A) The genotype must be BB.
• B) The genotype must be bb.
• C) The genotype must be Bb.
• D) The genotype could be either BB or Bb.
• E) The genotype cannot be determined from these data.

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Definitions:

Interest on Interest

The interest earned on the reinvestment of previous interest payments, often seen in compound interest scenarios.

Simple Interest

Interest charged exclusively on the initial borrowed amount, or on whatever portion of the principal is still outstanding.

Compounded Annually

A method of calculating interest in which the interest earned on an investment is reinvested, and new interest is earned on that interest annually.