Question

Which of the following represents a metabolic pathway? A. four boxes in a row with arrows between them B. one box on top with arrows pointing to three boxes below C. three boxes on top with arrows pointing to one box below D. one box with arrows pointing to two boxes above and two boxes below

Answer 1

Answer:

A. four boxes in a row with arrows between them

Explanation:

A metabolic pathway refers to a chain of reactions in which the product of the first reaction becomes the substrate for the next reaction and so on.

Among the given options, out of four boxes, the first box represents the starting substrate for the pathway and the last box represents the final product. Rest two boxes represent the intermediates formed during the pathway.  

For example, A--> B---> C--->D

Answer 2

I think it's four boxes in a row with arrows pointing to three boxes below