Neco 2019 Biology Question 1

Practice essay / theory question 1 from the 2019 Neco Biology examination. This question covers Cell Structure .

Neco 2019 Biology Essay / Theory

Topic: Cell Structure

Question 1 NECO • 2019 • BIOLOGY • essay

The diagram shows a typical animal cell with the organelles labelled as indicated.

( a )

Identify the function of each of the following organelles: mitochondrion, nucleus, ribosome, lysosome.

( b )

Explain how the structure of the plasma membrane enables it to regulate the movement of substances into and out of the cell.

( c )

Compare and contrast the roles of the rough endoplasmic reticulum (RER) and the smooth endoplasmic reticulum (SER) in the cell.

( d )

Predict the effect on cellular respiration if the number of mitochondria in a skeletal muscle cell is reduced by 50 %.

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This is Neco 2019 Biology Question 1. It is one of the essay questions from the 2019 Neco Biology examination.

The question covers Cell Structure .

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