NEET Biology question

A scientist added a chemical (cyanide) to an animal cell to stop aerobic respiration. Which of the following is most likely to have been affected by this treatment?

(A)Active transport of substances across the plasma membraneCorrect
(B)Passive transport of substances across the plasma membrane
(C)Diffusion of substances across the plasma membrane
(D)The thickness of the plasma membrane

Answer: (A)

Solution

Cyanide blocks cytochrome oxidase, halting the electron transport chain and oxidative ATP synthesis. Active transport is energy (ATP)-dependent, so it

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-113153