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Explain the process of DNA replication an state why it is called semi-conservative.

During DNA replication, DNA helicase attaches itself to the double stranded DNA and breaks the hydrogen bonds between the 2 strands. Next, free nucleotides pair with complementary bases on each strand of the...
AH
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Outline the sequence of events following the production of extracellular proteins that leads to their release from the cell. [3]

keywords: outline sequence following production extracellular step 1) protien is folded by rough endoplasmic reticulum and re
AH
Answered by Alia H. • Biology tutor
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Describe the primary and secondary structure of proteins

Primary structure: Due to the bonding and the shape and chemical nature of different amino acids , the shape of a whole chain of amino acids (a polypeptide or protein) is specific . The shape determines the ...
KS
Answered by Katerina S. • Biology tutor
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Outline the process of DNA replication

During DNA replication the double-stranded DNA helix is separated to single strands by the enzyme DNA helicase. This exposes the nucleic acid bases that encode the genetic sequence. Replication is then initi...
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Answered by Lorna W. • Biology tutor
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Briefly describe the main differences between fast and slow twitch muscles and how does this relate to their specific functions.

First of all, slow-twitch (type I) muscle fibres have a large number of mitochondria allowing them to carry out aerobic respiration at a high rate by providing a site for the Kreb's cycle (taking place in th...
SG
Answered by Sebastian G. • Biology tutor
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