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Biology
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What is the difference between communicable and non-communicable diseases

Looking at the word communicable you may notice that it sounds similar to the word communicate, which is exactly what it means.

A communicable disease is one which can communicate to other liv...

OM
Answered by Omehra M. Biology tutor
8775 Views

A scientist is researching the effect of an energy drink on a group of twenty men. State two characteristics of the sample which may influence the results.

So this question is looking at how characteristics of different people may affect how they respond to an energy drink. A good way to start thinking about this question is to think about what makes the peo...

AB
Answered by Amy B. Biology tutor
2616 Views

Describe the process of DNA replication in eukaryotic cells.

DNA replication occurs in the nucleus of the cell. DNA is first unwound to expose the nucleotides. This is is catalysed by DNA helicase which catalsyes the breakage of the hydrogen bonds between complimen...

JW
Answered by Joe W. Biology tutor
12108 Views

What are the main differences between mitosis and meiosis?

Mitosis and meiosis are both examples of cell division that result in the creation of new cells. There are two main differences between these processes; firstly, meiosis involves two cell divisions and mi...

BO
Answered by Bryonie O. Biology tutor
2884 Views

What is the difference between vertical and horizontal transmission of antibiotic resistance between bacteria?

Vertical transmission occurs during asexual reproduction. During the cell cycle, a bacterium will replicate its DNA (found in the form of a circular plasmid) which will contain the gene for antibiotic res...

AA
Answered by Annabelle A. Biology tutor
15696 Views

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