A Wild-Type Aspergillus Strain Is Transformed with a Plasmid Carrying

question 14

Multiple Choice

A wild-type Aspergillus strain is transformed with a plasmid carrying a hygromycin resistance allele,and cells are plated on hygromycin.One resistant colony showed an aberrant type of aerial hyphae.When crossed to wild type,the progeny were 1/2 normal hyphae,Hyg sensitive,and 1/2 aberrant hyphae,Hyg-resistant.The probable explanation is that:

• A)the plasmid was inserted in a gene for normal hyphal development.
• B)the plasmid interfered with hyphal development.
• C)a mutation arose in a gene for hyphal development on the plasmid.
• D)a mutation arose in a gene for hyphal development on a recipient chromosome.
• E)the recipient was a heterokaryon carrying some mutant nuclei.

---

Definitions:

Legal Issues

Disputes or controversies that arise in the interpretation and application of laws.

Employment Application

An employment application asks individuals for various bits of information pertaining to their personal background.

Organizational Fit

The compatibility between an employee and an organization, often measured by how well an individual’s attributes align with the values, culture, and needs of the company.

Digital Recruiting

The process of leveraging technology and digital platforms to attract, engage, and hire candidates for job positions.