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What are the differences between DNA and RNA?

1. DNA is double-stranded in the form of a double helix, whereas RNA is much more commonly found in single-stranded form. 2. The pentose (5 carbon) sugar found in DNA is deoxyribose, whereas the sugar ribose...
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Answered by Beth S. • Biology tutor
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Describe the process of transcription

Transcription is the process of transcribing the DNA code into another type of code or message - mRNA (messenger RNA). An enzyme called RNA polymerase binds to a specific part of a DNA sequence called the pr...
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Answered by Beth S. • Biology tutor
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What is an enzyme?

Enzymes are proteins that are folded into specific shapes to allow for certain 'substrates', the other molecule involved, to bind. This area of binding is known as the 'active site', as it's where all the ac...
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Answered by Shauna M. • Biology tutor
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Describe the structure of a protein.

Proteins are made up of long chains of amino acids (polypeptides) joined together by condensation reaction. Primary structure The proteins primary structure is the sequence and order of amino acids in the pe...
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Answered by Eilidh F. • Biology tutor
7389 Views

Describe 3 differences between mitosis and meiosis

Mitosis consists of one stage whereas meiosis consists of two stages. Mitosis produces diploid cells (46 chromosomes) whereas meiosis produces haploid cells (23 chromosomes). Mitosis produces two identical d...
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Answered by Runzhi C. • Biology tutor
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