Use the Following Information to Answer the Question

question 29

Multiple Choice

Use the following information to answer the question.
A plantlike organism on the planet Pandora can have three recessive genetic traits: bluish leaves, due to an allele (a) of gene A; a feathered stem, due to an allele (b) of gene B; and hollow roots due to an allele (c) of gene C. The three genes are linked and recombine.
A geneticist performed a testcross with an organism that had been found to be heterozygous for the three recessive traits, and she was able to identify progeny of the following phenotypic distribution (+ = wild type) :

The greatest distance among the three genes is between a and c. What does this mean?

• A) Gene c is between a and b.
• B) Genes are in the order: a-b-c.
• C) Gene a is not recombining with c.
• D) Gene a is between b and c.

---

Definitions:

Secondary Research

The process of gathering existing data from previously published sources.

Experiment

A scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.

Business Problem

A business problem is an issue or challenge faced by a company or organization that requires strategic planning and action to resolve for operational or financial improvement.

Informal Conversation

Casual and unstructured spoken exchange between people, often on personal or everyday topics.