Top answers

Draw a labelled diagram of carbon.

Student drawings will indicate a central nucleus with 6 neutrons and 6 protons, as well as 6 surrounding electrons in one shell.
JB
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What molecule in a plant cell is responsible for photosynthesis?

Chlorophyll.
JB
Answered by Josephine B. • Biology tutor
2774 Views

What is a good way to answer the "evaluate the usefulness" type of source question?

A good way to answer this type of question is to use the "COWPAT" Acronym! Here it is: C = Content, O = Omission, W = When, P = Purpose, A = Author, T = Type. This type of question is worth 6 marks...
AK
Answered by Alexander K. • History tutor
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how exactly should I answer this question comparing plant and animal cells?

Firsty, read the question carefully, making sure to underline any key points so that you understand exactly what the question is asking. Look at the marks awarded for the question, this should give you some ...
CE
Answered by Caleb E. • Biology tutor
3020 Views

What's the difference between the cell wall and cell membrane?

The cell membrane is a semi-permeable structure that surrounds a cell and it is present in plant, animal and bacteria cells. It is semi-permeable because some substances such as glucose and water can pass th...
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Answered by Arabella K. • Biology tutor
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