A Bacterium of Genotype A⁺b⁺c⁺d⁺ Is the Donor in a Cotransformation

question 65

Multiple Choice

A bacterium of genotype a⁺b⁺c⁺d⁺ is the donor in a cotransformation mapping. The recipient is a^-b^-c^-d^-. Data from the transformed cells (genotype and percent of each cotransformant) are shown below. What is the order of the genes? $$\begin{array} { l c } \text { Genotype } & \text { Cotransformants } \\a ^ { + } \text {and } b ^ { + } & 2 \% \\a ^ { + } \text {and } c ^ { + } & 0 \% \\a ^ { + } \text {and } d ^ { + } & 5 \% \\b ^ { + } \text {and } c ^ { + } & 5 \% \\b ^ { + } \text {and } a ^ { + } & 0 \% \\c ^ { + } \text {and } d ^ { + } & 0 \%\end{array}$$

• A) a c b d
• B) a d c b
• C) c b a d
• D) c a d b
• E) b c d a

---

Definitions:

Conditional Positive Regard

Acceptance and love that are contingent upon a person's behavior and conforming to certain conditions or standards.

Unstructured Interview

An interview method where questions are not pre-planned, allowing for a flow of conversation that can uncover deeper insights into the interviewee's attitudes, motivations, and feelings.

Objective Test

A form of assessment with standardized questions that have a single correct answer, eliminating subjectivity in grading.

MMPI-2

The Minnesota Multiphasic Personality Inventory-2, a widely used standardized psychometric test of adult personality and psychopathology used to assist with the diagnosis of mental disorders.