What Is a Major Advantage of Using a Modifier Screen

question 2

Multiple Choice

What is a major advantage of using a modifier screen as opposed to a primary screen?

• A)Modifier screens can be used to identify pleiotropic genes.
• B)Modifier screens are easier to perform.
• C)Modifier screens use a random selection of flies based on their morphology and therefore should identify all genes involved in development.
• D)Modifier screens are performed with chemically mutagenized flies so all genes that affect development should be identified more rapidly than screening for spontaneous mutants.

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Definitions:

Mores

Norms that carry great moral significance, are closely related to the core values of a cultural group, and often involve severe repercussions for violators.

Law

A system of rules created and enforced through social or governmental institutions to regulate behavior, with its precise definition being a matter of longstanding debate among specialists.

Informal Norms

Unwritten rules and expectations that regulate the behavior of individuals within a society or group, without formal legal enforcement.

Formal Norms

Explicitly defined rules and regulations that guide behavior and maintain social order within a society.