Neco Model Questions Vol1 2017 Biology Question 1

Practice essay / theory question 1 from the 2017 Neco Model Questions Vol1 Biology examination. This question covers Cell Structure .

Neco Model Questions Vol1 2017 Biology Essay / Theory

Topic: Cell Structure

Question 1 NECO_MODEL_QUESTIONS_VOL1 • 2017 • BIOLOGY • essay

Neco Model Questions Vol1 2017 Biology Question 1 diagram

The diagram shows a typical plant cell with several labelled organelles.

Question Parts

( a )

Identify any three labelled structures in the diagram and state the primary function of each.

( b )

Explain how the cell membrane shown in the diagram exhibits selective permeability.

( c )

Using the diagram, compare the presence of a cell wall and chloroplasts in plant cells with their absence in animal cells.

( d )

A mutation disables the synthesis of a key protein in the Golgi apparatus, preventing normal glycosylation of proteins. Predict two possible effects of this defect on the cell’s physiology and explain the reasoning.

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About This Question

This is Neco Model Questions Vol1 2017 Biology Question 1. It is one of the essay questions from the 2017 Neco Model Questions Vol1 Biology examination.

The question covers Cell Structure .

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