In ARQ, a NAK

question 2

Multiple Choice

In ARQ, a NAK:

• A)is sent by the recipient if the message was received without error
• B)is sent by the sender at the same time as it sends a data packet
• C)is sent by the recipient if the message contains an error
• D)refers to non-asynchronous Kermit technique
• E)means that the sender should continue with sending the next message

---

Definitions:

Calmodulin

A calcium-binding messenger protein that plays a vital role in signal transduction pathways, regulating cellular activities and functions.

Signal Transduction Pathway

A series of molecular interactions by which a cellular response is triggered in response to an external stimulus.

Chronic Stress

Chronic stress is a prolonged and constant feeling of stress that can adversely affect one's health, leading to significant physical and psychological problems.

Glucocorticoids

A class of steroid hormones that regulate metabolism, inflammation, and immune responses in the body.