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Difference between prokaryote and eukaryote?

Prokaryotes do not have a membrane bound nucleus, eukaryotes do. Prokaryotes have plasmids. Prokaryotes have smalled ribosomes than eukaryotes. Eukaryotes have more organelles than prokaryotes. I.e. eukaryot...
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Answered by Laurence D. • Biology tutor
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Describe blood supply to the liver?

The liver is supplied by the hepatic artery bringing oxygenated blood to it. The liver is also supplied by the hepatic portal vein. This brings the absorbed nutrients from the small and large intestine to th...
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Answered by Laurence D. • Biology tutor
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What is a zymogen giving reference to an example?

A zymogen is the inactive form of an enzyme. For instance the enzyme pepsinogen is produced by chief cells in the gastric pits. Pepsinogen is a zymogen. Hydrochloric acid produced by the parietal cells of th...
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Answered by Laurence D. • Biology tutor
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I find Poem analysis more difficult how can I handle it

I find poems to be the best way to tackle and anaylsis question. The way to look at them is in a series of steps. First off I look at the poem as a whole, what is the general message and feeling of the poem....
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Answered by Alice B. • English tutor
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How can I organise my timing more efficiently

I believe that timing is one of the most important aspects of exams. For me giving yourself strict structures to your timing during exams is essential to getting the best answer. Figure out how much time you...
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Answered by Alice B. • English tutor
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