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The white blood cells detect the foreign antigens on the cells surface. They then rapidly produce antibodies which match the antigens and attach onto them. This allows other white blood cells to engulf th...

The two enzymes used in DNA replication are DNA helicase and DNA polymerase.The DNA helicase is used to break the hydrogen bonds between the two DNA strands so that the strands can unzip. After fre...

If the cancer is malignant, then the cancerous cells could spread via the bloodstream to the lung where a secondary tumor could develop. Lifestyle choices such as smoking that caused the breast cancer cou...

Eutrophication occurs when heavy rains cause fertalizers from farmland to flow into rivers or lakes. These fertalizers lead to a reduction to the limiting factors of algal growth by providing phosphate an...

First of all I'd realise that the questions is asking you to make a comparison between glycogen and amylose and their suitability, so would advise the candidate to make two separate bullet point lists for...