Consider the Pathway for the Synthesis of the Amino Acid

question 53

Multiple Choice

Consider the pathway for the synthesis of the amino acid arginine in Neurospora: Mutant strains of Neurospora are grown in minimal media supplements as follows.Strains may carry more than one mutation.Growth is shown by (+) and no growth is shown by (o) . Indicate the most accurate statement regarding strain A.

• A) There is a mutation in ARG-H, if citrulline accumulates, ARG-F is also defective.
• B) There is a mutation in ARG-H, if ornithine accumulates, ARG-F is also defective.
• C) There is a mutation in ARG-H, if argininosuccinate accumulates, ARG-F is also defective.
• D) There is a mutation in ARG-H, if citrulline accumulates, ARG-E is also defective.
• E) There is a mutation in ARG-E, if citrulline accumulates, ARG-F is also defective.

---

Definitions:

Interarrival Time

The time interval between the arrivals of successive entities, such as customers or data packets, in a system.

Service Time

The amount of time taken to complete a task or service for a customer, often a crucial factor in service and production environments.

Monte Carlo Simulation

A mathematical technique used to estimate the possible outcomes of an uncertain event by simulating the process with random variables numerous times.

Cumulative Probability

The probability that a random variable takes on a value less than or equal to a specified value, often visualized in the form of a cumulative distribution function.