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What are some of the key differences between animal and plant cells?

Possibly the most noticeable difference between plant and animal cells is the presence of chloroplasts containing chlorophyll in the plant cells. This chlorophyll is used in photosynthesis, to convert sunlig...
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Answered by Sebastian N. • Biology tutor
9093 Views

How do I answer long answer questions on (eg.) diffusion/active transport/osmosis

So, the first thing to look at in long answer questions is the number of marks they're awarding. The next is to read the question a few times over and make sure you really understand what they're asking from...
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Answered by Stephanie C. • Biology tutor
5947 Views

What is the basis of DNA replication?

Remembering the steps to DNA replication can be based on your own preference, either with numeric list, diagram or mind maps. I will outline the steps in the form of a list but we can use diagrams/mind maps ...
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Answered by Lara B. • Biology tutor
2880 Views

Give an example of genetic codominance and explain what is meant by this phrase.

This question can be divided into two aspects; example and explanation. Firstly, the example - there are several examples of genetic codominance, including the presence of the AB blood group, variation in an...
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Answered by Amelia P. • Biology tutor
4422 Views

Describe how water moves from the roots to the leaves in a plant

Plants transport water and mineral ions into the roots from the soil via active transport. the xylem is a part of the plant responsible for water movement within the plant. water is moved from the roots to t...
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Answered by Jordan C. • Biology tutor
10762 Views