Skin Color in a Certain Species of Fish Is Inherited

question 35

Multiple Choice

Skin color in a certain species of fish is inherited via a single gene with four different alleles. Each allele confers a unit of color darkness such that having allele S1 confers one unit of color, S2 has two units, S3 has three units, and S4 confers four units. A fish of this type has the genotype S1S3, and its mate has the genotype S2S4. What proportion of their offspring would be expected to have five units of color?

• A) 1/4
• B) 1/8
• C) 1/2
• D) 0

---

Definitions:

RuntimeException

A type of exception in programming that indicates errors that can occur during the execution of a program and are not checked by the compiler, such as division by zero or invalid array indexes.

Catch Or Declare Rule

A rule in Java that requires a method to either catch an exception with a try-catch block or declare it in the method's signature if it can throw checked exceptions.

Unchecked Exception

In Java, an exception that is not checked at compile-time but rather at runtime, including errors and runtime exceptions.

Runtime Exception

An exception that occurs during the execution of a program.