Gce Model Questions Vol1 2022 Biology Question 29

Practice objective / multiple choice question 29 from the 2022 Gce Model Questions Vol1 Biology examination.

Gce Model Questions Vol1 2022 Biology Objective / Multiple Choice Medium Difficulty
Question 29 GCE_MODEL_QUESTIONS_VOL1 • 2022 • BIOLOGY • objective

Two axons transmit an impulse over a distance of 1.2 m. Axon A is unmyelinated with a diameter of 2 µm and conducts at a speed given by \(v = 0.5d\) (where \(v\) is in m·s\(^{-1}\) and \(d\) in µm). Axon B is myelinated with the same diameter but conducts at \(v = 5d\). Calculate the difference in arrival times (in seconds) between the two signals.

Answer Options

A. 0.96
Correct Answer B. 1.08
C. 1.44
D. 1.20
Correct Answer
B
Correct Option:
1.08

About This Question

This is Gce Model Questions Vol1 2022 Biology Question 29. It is one of the objective questions from the 2022 Gce Model Questions Vol1 Biology examination.

Difficulty level: Medium .

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