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What is the difference between a eukaryote and a prokaryote?

Generally a prokaryote is smaller, reaching roughly up to 5μm while eukaryotes are larger reaching roughly up to 100μm. Eukaryotes have 80s ribosomes but prokaryotes have 70s ribosomes. A eukaryotic cell con...
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Answered by Nadia H. Biology tutor
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Compare competitive and non-competitive inhibition

Competitive inhibition: -Single active site for binding of substrate/competitive inhibitor -binding does not change the strutcure of protein -inhibition reversible by increasing substrate concentrtation that...
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Answered by Tatiana S. Biology tutor
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Explain how amino acids could be identified using gel electrophoresis

The sample of amino acids is placed in the center of a polyacrylamide gel, across which a voltage is applied. Depending on the pH of the buffer, the amino acids will move at different rates towards either th...
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Answered by Eleanor H. Biology tutor
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Distinguish between active and passive immunity

Active immunity is due to the over production of antibodies by the organism itself after the body's defence mechanisms have been stimulated by the invasion of foreign micro-organisms. Whereas, passive immuni...
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Answered by Mani R. Biology tutor
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What is a dominant allele?

An allele that has the same effect on the phenotype whether it is present in homozygous or heterozygous state. Dominant alleles mask the effect of recessive alleles.
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Answered by Mani R. Biology tutor
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